81272443014

Names of 81272443014

• Cardinal: 81272443014 can be written as Eighty-one billion, two hundred seventy-two million, four hundred forty-three thousand and fourteen.

Scientific notation

• Scientific notation: 8.1272443014 × 10¹⁰

Factors of 81272443014

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 270

Divisors of 81272443014

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 6 7 9 14 17 18 21 27 34 42 49 51 54 63 81 98 102 119 126 147 153 162 189 238 241 243 289 294 306 343 357 378 441 459 482 486 567 578 686 714 723 833 867 882 918 1029 1071 1134 1323 1377 1446 1666 1687 1701 1734 2023 2058 2142 2169 2401 2499 2601 2646 2754 3087 3213 3374 3402 3969 4046 4097 4131 4338 4802 4998 5061 5202 5831 6069 6174 6426 6507 7203 7497 7803 7938 8194 8262 9261 9639 10122 11662 11809 11907 12138 12291 13014 14161 14406 14994 15183 15606 17493 18207 18522 19278 19521 21609 22491 23409 23618 23814 24582 27783 28322 28679 28917 30366 34986 35427 36414 36873 39042 40817 42483 43218 44982 45549 46818 52479 54621 55566 57358 57834 58563 64827 67473 69649 70227 70854 73746 81634 82663 83349 84966 86037 91098 99127 104958 106281 109242 110619 117126 122451 127449 129654 134946 136647 139298 140454 157437 163863 165326 166698 172074 194481 198254 200753 202419 208947 212562 221238 244902 247989 254898 258111 273294 297381 314874 318843 327726 331857 367353 382347 388962 401506 404838 409941 417894 472311 487543 491589 495978 516222 578641 583443 594762 602259 626841 637686 663714 693889 734706 743967 764694 774333 819882 892143 944622 956529 975086 983178 995571 1102059 1147041 1157282 1166886 1204518 1253682 1387778 1405271 1416933 1462629 1487934 1548666 1735923 1784286 1806777 1880523 1913058 1991142 2081667 2204118 2231901 2294082 2322999 2676429 2810542 2833866 2869587 2925258 3306177 3412801 3441123 3471846 3613554 3761046 4163334 4215813 4387887 4463802 4645998 5207769 5352858 5420331 5641569 5739174 6245001 6612354 6695703 6825602 6882246 6968997 8029287 8431626 8775774 9836897 9918531 10238403 10415538 10840662 11283138 12490002 12647439 13163661 13391406 13937994 15623307 16058574 16260993 16924707 18735003 19673794 19837062 20087109 20476806 23889607 24087861 25294878 26327322 29510691 30715209 31246614 32521986 33849414 37470006 37942317 39490983 40174218 46869921 47779214 48175722 48782979 56205009 59021382 61430418 71668821 75884634 78981966 88532073 92145627 93739842 97565958 112410018 113826951 118472949 140609763 143337642 167227249 168615027 177064146 184291254 215006463 227653902 236945898 265596219 276436881 281219526 334454498 337230054 341480853 430012926 501681747 531192438 552873762 645019389 682961706 796788657 829310643 1003363494 1290038778 1505045241 1593577314 1658621286 1935058167 2390365971 3010090482 3870116334 4515135723 4780731942 5805174501 9030271446 11610349002 13545407169 27090814338 40636221507 81272443014
• Sum of all divisors σ(n): 227242463448
• Sum of proper divisors (its aliquot sum) s(n): 145970020434
• 81272443014 is an abundant number, because the sum of its proper divisors (145970020434) is greater than itself. Its abundance is 64697577420

Bases of 81272443014

• Binary: 1001011101100001101110001000010000110₂
• Hexadecimal: 0x12EC371086
• Base-36: 11C3IIDI

Squares and roots of 81272443014

• 81272443014 squared (81272443014²) is 6605209993463877404196
• 81272443014 cubed (81272443014³) is 536821552789296288800001654486744
• The square root of 81272443014 is 285083.2212074221
• The cube root of 81272443014 is 4331.5942800713

Scales and comparisons

• 81,272,443,014 seconds is equal to 2,584 years, 11 weeks, 6 hours, 36 minutes, 54 seconds.
• To count from 1 to 81,272,443,014 would take you about five thousand, one hundred sixty-eight 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 81272443014 cubic inches would be around 361 feet tall.

Recreational maths with 81272443014

• 81272443014 backwards is 41034427218
• The number of decimal digits it has is: 11
• The sum of 81272443014's digits is 36
• More coming soon!