68428596015

Names of 68428596015

• Cardinal: 68428596015 can be written as Sixty-eight billion, four hundred twenty-eight million, five hundred ninety-six thousand and fifteen.

Scientific notation

• Scientific notation: 6.8428596015 × 10¹⁰

Factors of 68428596015

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3173

Divisors of 68428596015

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 5 9 13 15 27 31 39 45 65 93 117 135 155 169 195 279 351 403 465 507 585 837 845 961 1209 1395 1521 1755 2015 2535 2883 3121 3627 4185 4563 4805 5239 6045 7605 8649 9363 10881 12493 14415 15605 15717 18135 22815 25947 26195 28089 37479 40573 43245 46815 47151 54405 62465 78585 84267 96751 112437 121719 129735 140445 141453 162409 187395 202865 235755 290253 337311 365157 421335 483755 487227 527449 562185 608595 707265 812045 870759 1095471 1257763 1451265 1461681 1582347 1686555 1825785 2436135 2612277 2637245 2999281 3773289 4353795 4385043 4747041 5477355 6288815 7308405 7911735 8997843 11319867 13061385 14241123 14996405 16350919 18866445 21925215 23735205 26993529 33959601 38990653 44989215 49052757 56599335 71205615 80980587 81754595 116971959 134967645 147158271 169798005 194953265 245263785 350915877 404902935 441474813 506878489 584859795 735791355 1052747631 1520635467 1754579385 2207374065 2534392445 4561906401 5263738155 7603177335 13685719203 22809532005 68428596015
• Sum of all divisors σ(n): 136158412320
• Sum of proper divisors (its aliquot sum) s(n): 67729816305
• 68428596015 is a deficient number, because the sum of its proper divisors (67729816305) is less than itself. Its deficiency is 698779710

Bases of 68428596015

• Binary: 111111101110101010011000001100101111₂
• Hexadecimal: 0xFEEA9832F
• Base-36: VFOMALR

Squares and roots of 68428596015

• 68428596015 squared (68428596015²) is 4682472752584073880225
• 68428596015 cubed (68428596015³) is 320415036337820638872830022303375
• The square root of 68428596015 is 261588.6006977369
• The cube root of 68428596015 is 4090.2125457699

Scales and comparisons

• 68,428,596,015 seconds is equal to 2,175 years, 42 weeks, 3 days, 15 hours, 20 minutes, 15 seconds.
• To count from 1 to 68,428,596,015 would take you about four thousand, three hundred fifty-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 68428596015 cubic inches would be around 340.9 feet tall.

Recreational maths with 68428596015

• 68428596015 backwards is 51069582486
• The number of decimal digits it has is: 11
• The sum of 68428596015's digits is 54
• More coming soon!