70000 (number)

← 69999 70000 70001 →
List of numbers — Integers ← 0 10k 20k 30k 40k 50k 60k 70k 80k 90k →
Cardinal	seventy thousand
Ordinal	70000th (seventy thousandth)
Factorization	2^4× 5^4× 7
Roman numeral	LXX
Binary	100010001011100002
Ternary	101200001213
Quaternary	1010113004
Quinary	42200005
Senary	13000246
Octal	2105608
Duodecimal	3461412
Hexadecimal	1117016
Vigesimal	8F0020
Base 36	1I0G36

70,000 (seventy thousand) is the natural number that comes after 69,999 and before 70,001.

Selected numbers in the range 70000–79999

• 70000 – round number
• 71656 – pentagonal pyramidal number
• 73440 – 15 × 16 × 17 × 18
• 73712 – number of n-Queens Problem solutions for n = 13
• 73728 – 3-smooth number
• 74088 – 42³
• 74205 – registry number of the USS Defiant on Star Trek: Deep Space Nine
• 74656 – registry number of the USS Voyager on Star Trek: Voyager
• 75025 – Fibonacci number,^[1] Markov number^[2]
• 75361 – Carmichael number^[3]
• 76084 – amicable number with 63020
• 76176 – sum of the cubes of the first 23 positive integers
• 76424 – tetranacci number^[4]
• 77778 – Kaprekar number^[5]
• 78125 – 5⁷
• 78557 – conjectured to be the smallest Sierpiński number
• 78732 – 3-smooth number
• 79507 – 43³

References

1. "Sloane's A000045 : Fibonacci numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-06-16.
2. "Sloane's A002559 : Markoff (or Markov) numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-06-16.
3. "Sloane's A002997 : Carmichael numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-06-16.
4. "Sloane's A000078 : Tetranacci numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-06-16.
5. "Sloane's A006886 : Kaprekar numbers". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation. Retrieved 2016-06-16.