77457021012

Names of 77457021012

• Cardinal: 77457021012 can be written as Seventy-seven billion, four hundred fifty-seven million, twenty-one thousand and twelve.

Scientific notation

• Scientific notation: 7.7457021012 × 10¹⁰

Factors of 77457021012

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 69330

Divisors of 77457021012

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 54 63 84 108 126 189 252 378 756 1511 3022 4533 6044 9066 10577 13599 18132 21154 27198 31731 40797 42308 54396 63462 67807 81594 95193 126924 135614 163188 190386 203421 271228 285579 380772 406842 474649 571158 610263 813684 949298 1142316 1220526 1423947 1830789 1898596 2441052 2847894 3661578 4271841 5695788 7323156 8543682 12815523 17087364 25631046 51262092 102456377 204912754 307369131 409825508 614738262 717194639 922107393 1229476524 1434389278 1844214786 2151583917 2766322179 2868778556 3688429572 4303167834 5532644358 6454751751 8606335668 11065288716 12909503502 19364255253 25819007004 38728510506 77457021012
• Sum of all divisors σ(n): 229657559040
• Sum of proper divisors (its aliquot sum) s(n): 152200538028
• 77457021012 is an abundant number, because the sum of its proper divisors (152200538028) is greater than itself. Its abundance is 74743517016

Bases of 77457021012

• Binary: 1001000001000110011000101100001010100₂
• Hexadecimal: 0x1208CC5854
• Base-36: ZKZWRX0

Squares and roots of 77457021012

• 77457021012 squared (77457021012²) is 5999590104053409504144
• 77457021012 cubed (77457021012³) is 464710376753052206332722309073728
• The square root of 77457021012 is 278311.0148952069
• The cube root of 77457021012 is 4262.7212111807

Scales and comparisons

• 77,457,021,012 seconds is equal to 2,462 years, 46 weeks, 3 days, 7 hours, 10 minutes, 12 seconds.
• To count from 1 to 77,457,021,012 would take you about four thousand, nine hundred twenty-five 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 77457021012 cubic inches would be around 355.2 feet tall.

Recreational maths with 77457021012

• 77457021012 backwards is 21012075477
• 77457021012 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 77457021012's digits is 36
• More coming soon!