71949327138

Names of 71949327138

• Cardinal: 71949327138 can be written as Seventy-one billion, nine hundred forty-nine million, three hundred twenty-seven thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 7.1949327138 × 10¹⁰

Factors of 71949327138

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2114

Divisors of 71949327138

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 6 9 13 18 26 27 39 43 54 78 81 86 117 129 162 234 243 258 351 387 486 559 702 729 774 1053 1118 1161 1458 1677 1849 2053 2106 2322 3159 3354 3483 3698 4106 5031 5547 6159 6318 6966 9477 10062 10449 11094 12318 15093 16641 18477 18954 20898 24037 26689 30186 31347 33282 36954 45279 48074 49923 53378 55431 62694 72111 80067 88279 90558 99846 110862 135837 144222 149769 160134 166293 176558 216333 240201 264837 271674 299538 332586 407511 432666 449307 480402 498879 529674 648999 720603 794511 815022 898614 997758 1147627 1297998 1347921 1441206 1496637 1589022 1946997 2161809 2295254 2383533 2695842 2993274 3442881 3795997 3893994 4323618 4767066 5840991 6485427 6885762 7150599 7591994 10328643 11387991 11681982 12970854 14301198 17522973 19456281 20657286 21451797 22775982 30985929 34163973 35045946 38912562 42903594 49347961 61971858 64355391 68327946 92957787 98695922 102491919 128710782 148043883 185915574 204983838 278873361 296087766 307475757 444131649 557746722 614951514 836620083 888263298 922427271 1332394947 1673240166 1844854542 2664789894 2767281813 3997184841 5534563626 7994369682 11991554523 23983109046 35974663569 71949327138
• Sum of all divisors σ(n): 178492719132
• Sum of proper divisors (its aliquot sum) s(n): 106543391994
• 71949327138 is an abundant number, because the sum of its proper divisors (106543391994) is greater than itself. Its abundance is 34594064856

Bases of 71949327138

• Binary: 1000011000000100000111001101100100010₂
• Hexadecimal: 0x10C0839B22
• Base-36: X1WRS4I

Squares and roots of 71949327138

• 71949327138 squared (71949327138²) is 5176705675610943271044
• 71949327138 cubed (71949327138³) is 372460490151673065421104558792072
• The square root of 71949327138 is 268233.7173772155
• The cube root of 71949327138 is 4159.1914559413

Scales and comparisons

• 71,949,327,138 seconds is equal to 2,287 years, 39 weeks, 5 days, 20 hours, 12 minutes, 18 seconds.
• To count from 1 to 71,949,327,138 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 71949327138 cubic inches would be around 346.6 feet tall.

Recreational maths with 71949327138

• 71949327138 backwards is 83172394917
• 71949327138 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 71949327138's digits is 54
• More coming soon!