142991438772

Names of 142991438772

• Cardinal: 142991438772 can be written as One hundred forty-two billion, nine hundred ninety-one million, four hundred thirty-eight thousand, seven hundred seventy-two.

Scientific notation

• Scientific notation: 1.42991438772 × 10¹¹

Factors of 142991438772

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 113

Divisors of 142991438772

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 7 12 13 14 21 26 28 29 39 42 49 52 58 59 78 84 87 91 98 116 118 147 156 169 174 177 182 196 203 236 273 294 338 348 354 364 377 406 413 507 546 588 609 637 676 708 754 767 812 826 841 1014 1092 1131 1183 1218 1239 1274 1421 1508 1534 1652 1682 1711 1911 2028 2262 2301 2366 2436 2478 2523 2548 2639 2842 2891 3068 3364 3422 3549 3822 4263 4524 4602 4732 4901 4956 5046 5133 5278 5369 5684 5782 5887 6844 7098 7644 7917 8281 8526 8673 9204 9802 9971 10092 10266 10556 10738 10933 11564 11774 11977 14196 14703 15834 16107 16562 17052 17346 17661 18473 19604 19942 20532 21476 21866 22243 23548 23954 24389 24843 29406 29913 31668 32214 32799 33124 34307 34692 35322 35931 36946 37583 39884 41209 43732 44486 47908 48778 49619 49686 55419 58812 59826 64428 65598 66729 68614 69797 70644 71862 73167 73892 75166 76531 82418 83839 88972 97556 99238 99372 102921 110838 112749 119652 123627 131196 133458 137228 139594 142129 143724 146334 148857 150332 153062 155701 164836 167678 170723 198476 205842 209391 221676 225498 229593 240149 247254 251517 266916 279188 284258 289159 292668 297714 306124 311402 317057 335356 341446 347333 411684 418782 426387 450996 459186 467103 480298 488579 494508 503034 512169 535717 568516 578318 595428 622804 634114 645047 682892 694666 720447 837564 852774 867477 918372 934206 951171 960596 977158 994903 1006068 1024338 1041999 1071434 1089907 1156636 1195061 1268228 1290094 1389332 1438951 1440894 1465737 1607151 1705548 1734954 1868412 1902342 1935141 1954316 1989806 2024113 2048676 2083998 2142868 2179814 2219399 2390122 2431331 2580188 2877902 2881788 2931474 2984709 3214302 3269721 3469908 3585183 3804684 3870282 3979612 4048226 4121741 4167996 4316853 4359628 4438798 4515329 4780244 4862662 5755804 5862948 5969418 6072339 6428604 6539442 6658197 6964321 7170366 7293993 7740564 8096452 8243482 8385611 8633706 8877596 9030658 9725324 10072657 11938836 12144678 12365223 13078884 13316394 13545987 13928642 14168791 14340732 14587986 15535793 16486964 16771222 17267412 18061316 18706363 20145314 20892963 24289356 24730446 25156833 26632788 27091974 27857284 28337582 28852187 29175972 30217971 31071586 31607303 33542444 37412726 40290628 41785926 42506373 46607379 49460892 50313666 54183948 56119089 56675164 57704374 58699277 60435942 62143172 63214606 70508599 74825452 83571852 85012746 86556561 93214758 94821909 100627332 112238178 115408748 117398554 120871884 126429212 130944541 141017198 170025492 173113122 176097831 186429516 189643818 201965309 211525797 224476356 234797108 243182719 261889082 282034396 346226244 352195662 379287636 392833623 403930618 410894939 423051594 486365438 523778164 605895927 704391324 729548157 785667246 807861236 821789878 846103188 916611787 972730876 1211791854 1232684817 1459096314 1571334492 1643579756 1702279033 1833223574 2423583708 2465369634 2749835361 2918192628 3404558066 3666447148 4930739268 5106837099 5499670722 6809116132 10213674198 10999341444 11915953231 20427348396 23831906462 35747859693 47663812924 71495719386 142991438772
• Sum of all divisors σ(n): 442658260800
• Sum of proper divisors (its aliquot sum) s(n): 299666822028
• 142991438772 is an abundant number, because the sum of its proper divisors (299666822028) is greater than itself. Its abundance is 156675383256

Bases of 142991438772

• Binary: 10000101001010111101000011001110110100₂
• Hexadecimal: 0x214AF433B4
• Base-36: 1TOTESAC

Squares and roots of 142991438772

• 142991438772 squared (142991438772²) is 20446551562086624867984
• 142991438772 cubed (142991438772³) is 2923681825788650576370466719075648
• The square root of 142991438772 is 378142.0880727241
• The cube root of 142991438772 is 5229.2171720651

Scales and comparisons

• 142,991,438,772 seconds is equal to 4,546 years, 35 weeks, 4 days, 12 hours, 6 minutes, 12 seconds.
• To count from 1 to 142,991,438,772 would take you about nine thousand and ninety-three 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 142991438772 cubic inches would be around 435.8 feet tall.

Recreational maths with 142991438772

• 142991438772 backwards is 277834199241
• The number of decimal digits it has is: 12
• The sum of 142991438772's digits is 57
• More coming soon!