6447018942

Names of 6447018942

• Cardinal: 6447018942 can be written as Six billion, four hundred forty-seven million, eighteen thousand, nine hundred forty-two.

Scientific notation

• Scientific notation: 6.447018942 × 10⁹

Factors of 6447018942

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 135775

Divisors of 6447018942

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 7 9 13 14 18 21 26 29 39 42 58 63 78 87 91 117 126 174 182 203 234 261 273 377 406 522 546 609 754 819 1131 1218 1638 1827 2262 2639 3393 3654 5278 6786 7917 15834 23751 47502 135721 271442 407163 814326 950047 1221489 1764373 1900094 2442978 2850141 3528746 3935909 5293119 5700282 7871818 8550423 10586238 11807727 12350611 15879357 17100846 23615454 24701222 27551363 31758714 35423181 37051833 51166817 55102726 70846362 74103666 82654089 102333634 111155499 153500451 165308178 222310998 247962267 307000902 358167719 460501353 495924534 716335438 921002706 1074503157 2149006314 3223509471 6447018942
• Sum of all divisors σ(n): 17785010880
• Sum of proper divisors (its aliquot sum) s(n): 11337991938
• 6447018942 is an abundant number, because the sum of its proper divisors (11337991938) is greater than itself. Its abundance is 4890972996

Bases of 6447018942

• Binary: 110000000010001011011001110111110₂
• Hexadecimal: 0x18045B3BE
• Base-36: 2YMDZNI

Squares and roots of 6447018942

• 6447018942 squared (6447018942²) is 41564053238506799364
• 6447018942 cubed (6447018942³) is 267964238534949779295501552888
• The square root of 6447018942 is 80293.3306196721
• The cube root of 6447018942 is 1861.1711649433

Scales and comparisons

• 6,447,018,942 seconds is equal to 204 years, 51 weeks, 5 days, 6 hours, 35 minutes, 42 seconds.
• To count from 1 to 6,447,018,942 would take you about four hundred nine 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 6447018942 cubic inches would be around 155.1 feet tall.

Recreational maths with 6447018942

• 6447018942 backwards is 2498107446
• The number of decimal digits it has is: 10
• The sum of 6447018942's digits is 45
• More coming soon!