71387986549568

Names of 71387986549568

• Cardinal: 71387986549568 can be written as Seventy-one trillion, three hundred eighty-seven billion, nine hundred eighty-six million, five hundred forty-nine thousand, five hundred sixty-eight.

Scientific notation

• Scientific notation: 7.1387986549568 × 10¹³

Factors of 71387986549568

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3971

Divisors of 71387986549568

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 4 8 13 16 26 32 41 52 64 82 104 164 208 328 416 533 656 832 1021 1066 1237 1312 1657 2042 2132 2474 2624 3314 4084 4264 4948 6628 8168 8528 9896 13256 13273 16081 16336 17056 19792 21541 26512 26546 32162 32672 34112 39584 41861 43082 50717 53024 53092 64324 65344 67937 79168 83722 86164 101434 106048 106184 128648 135874 167444 172328 202868 212368 257296 271748 334888 344656 405736 424736 514592 543496 544193 659321 669776 689312 811472 849472 883181 1029184 1086992 1088386 1262977 1318642 1339552 1378624 1622944 1691797 1766362 2049709 2173984 2176772 2525954 2637284 2679104 3245888 3383594 3532724 4099418 4347968 4353544 5051908 5274568 6767188 7065448 8198836 8707088 10103816 10549136 13534376 14130896 16397672 16418701 17414176 20207632 21098272 21993361 26646217 27068752 28261792 32795344 32837402 34828352 40415264 42196544 43986722 51782057 53292434 54137504 56523584 65590688 65674804 69363677 80830528 84038069 87973444 103564114 106584868 108275008 131181376 131349608 138727354 168076138 175946888 207128228 213169736 262699216 277454708 336152276 351893776 414256456 426339472 525398432 554909416 672304552 673166741 703787552 828512912 852678944 901727801 1050796864 1092494897 1109818832 1344609104 1346333482 1407575104 1657025824 1705357888 1803455602 2092752889 2184989794 2219637664 2689218208 2692666964 3314051648 3606911204 4185505778 4369979588 4439275328 5378436416 5385333928 7213822408 8371011556 8739959176 10770667856 14427644816 16742023112 17479918352 21541335712 27205787557 28855289632 33484046224 34959836704 43082671424 54411575114 57710579264 66968092448 69919673408 85802868449 108823150228 133936184896 171605736898 217646300456 343211473796 435292600912 686422947592 870585201824 1115437289837 1372845895184 1741170403648 2230874579674 2745691790368 4461749159348 5491383580736 8923498318696 17846996637392 35693993274784 71387986549568
• Sum of all divisors σ(n): 156652421942688
• Sum of proper divisors (its aliquot sum) s(n): 85264435393120
• 71387986549568 is an abundant number, because the sum of its proper divisors (85264435393120) is greater than itself. Its abundance is 13876448843552

Bases of 71387986549568

• Binary: 10000001110110101001111100101000101101101000000₂
• Hexadecimal: 0x40ED4F945B40
• Base-36: PAZ6S0AWW

Squares and roots of 71387986549568

• 71387986549568 squared (71387986549568²) is 5096244623601301682120986624
• 71387986549568 cubed (71387986549568³) is 363810642642957959368349606260165640978432
• The square root of 71387986549568 is 8449141.1723066859
• The cube root of 71387986549568 is 41483.4668839731

Scales and comparisons

• 71,387,986,549,568 seconds is equal to 2,269,917 years, 8 weeks, 7 hours, 46 minutes, 8 seconds.
• To count from 1 to 71,387,986,549,568 would take you about five million, six hundred seventy-four thousand, seven hundred ninety-two 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 71387986549568 cubic inches would be around 3457 feet tall.

Recreational maths with 71387986549568

• 71387986549568 backwards is 86594568978317
• The number of decimal digits it has is: 14
• The sum of 71387986549568's digits is 86
• More coming soon!