71942931672

Names of 71942931672

• Cardinal: 71942931672 can be written as Seventy-one billion, nine hundred forty-two million, nine hundred thirty-one thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 7.1942931672 × 10¹⁰

Factors of 71942931672

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 6237

Divisors of 71942931672

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 8 12 19 24 38 57 76 114 139 152 193 228 278 386 417 456 556 579 772 834 1112 1158 1544 1668 2316 2641 3336 3667 4632 5282 5881 7334 7923 10564 11001 11762 14668 15846 17643 21128 22002 23524 26827 29336 31692 35286 44004 47048 53654 63384 70572 80481 88008 107308 111739 141144 160962 214616 223478 321924 335217 446956 509713 643848 670434 817459 893912 1019426 1135033 1340868 1529139 1634918 2038852 2270066 2452377 2681736 3058278 3269836 3405099 4077704 4540132 4904754 6116556 6539672 6810198 9080264 9809508 12233112 13620396 15531721 19619016 21565627 27240792 31063442 43131254 46595163 62126884 64696881 86262508 93190326 124253768 129393762 157769587 172525016 186380652 258787524 315539174 372761304 473308761 517575048 631078348 946617522 1262156696 1893235044 2997622153 3786470088 5995244306 8992866459 11990488612 17985732918 23980977224 35971465836 71942931672
• Sum of all divisors σ(n): 191706144000
• Sum of proper divisors (its aliquot sum) s(n): 119763212328
• 71942931672 is an abundant number, because the sum of its proper divisors (119763212328) is greater than itself. Its abundance is 47820280656

Bases of 71942931672

• Binary: 1000011000000001000100000010011011000₂
• Hexadecimal: 0x10C02204D8
• Base-36: X1SYPCO

Squares and roots of 71942931672

• 71942931672 squared (71942931672²) is 5175785417562060715584
• 71942931672 cubed (71942931672³) is 372361176644601322880775137576448
• The square root of 71942931672 is 268221.7956691811
• The cube root of 71942931672 is 4159.0682175607

Scales and comparisons

• 71,942,931,672 seconds is equal to 2,287 years, 29 weeks, 1 day, 19 hours, 41 minutes, 12 seconds.
• To count from 1 to 71,942,931,672 would take you about four thousand, five hundred seventy-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 71942931672 cubic inches would be around 346.6 feet tall.

Recreational maths with 71942931672

• 71942931672 backwards is 27613924917
• The number of decimal digits it has is: 11
• The sum of 71942931672's digits is 51
• More coming soon!