31471234872

Names of 31471234872

• Cardinal: 31471234872 can be written as Thirty-one billion, four hundred seventy-one million, two hundred thirty-four thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 3.1471234872 × 10¹⁰

Factors of 31471234872

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 15557

Divisors of 31471234872

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 14 21 22 24 28 33 42 44 56 66 77 84 88 132 154 168 231 264 308 462 616 924 1187 1848 2374 3561 4748 7122 8309 9496 13057 14244 14347 16618 24927 26114 28488 28694 33236 39171 43041 49854 52228 57388 66472 78342 86082 91399 99708 100429 104456 114776 156684 157817 172164 182798 199416 200858 274197 301287 313368 315634 344328 365596 401716 473451 548394 602574 631268 731192 803432 946902 1096788 1104719 1205148 1262536 1893804 2193576 2209438 2410296 3314157 3787608 4418876 6628314 8837752 13256628 17029889 26513256 34059778 51089667 68119556 102179334 119209223 136239112 187328779 204358668 238418446 357627669 374657558 408717336 476836892 561986337 715255338 749315116 953673784 1123972674 1311301453 1430510676 1498630232 2247945348 2622602906 2861021352 3933904359 4495890696 5245205812 7867808718 10490411624 15735617436 31471234872
• Sum of all divisors σ(n): 98181642240
• Sum of proper divisors (its aliquot sum) s(n): 66710407368
• 31471234872 is an abundant number, because the sum of its proper divisors (66710407368) is greater than itself. Its abundance is 35239172496

Bases of 31471234872

• Binary: 11101010011110101001110111100111000₂
• Hexadecimal: 0x753D4EF38
• Base-36: EGH5S8O

Squares and roots of 31471234872

• 31471234872 squared (31471234872²) is 990438624368588856384
• 31471234872 cubed (31471234872³) is 31170326573804442598462740622848
• The square root of 31471234872 is 177401.3384165971
• The cube root of 31471234872 is 3157.2181785859

Scales and comparisons

• 31,471,234,872 seconds is equal to 1,000 years, 35 weeks, 5 days, 9 hours, 41 minutes, 12 seconds.
• To count from 1 to 31,471,234,872 would take you about two thousand and one years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 31471234872 cubic inches would be around 263.1 feet tall.

Recreational maths with 31471234872

• 31471234872 backwards is 27843217413
• 31471234872 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31471234872's digits is 42
• More coming soon!