42393731940

Names of 42393731940

• Cardinal: 42393731940 can be written as Forty-two billion, three hundred ninety-three million, seven hundred thirty-one thousand, nine hundred forty.

Scientific notation

• Scientific notation: 4.239373194 × 10¹⁰

Factors of 42393731940

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1472

Divisors of 42393731940

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 27 28 30 31 35 36 42 45 54 60 62 63 70 84 90 93 105 108 124 126 135 140 155 180 186 189 210 217 252 270 279 310 315 331 372 378 420 434 465 540 558 620 630 651 662 756 837 868 930 945 993 1085 1093 1116 1260 1302 1324 1395 1655 1674 1860 1890 1953 1986 2170 2186 2317 2604 2790 2979 3255 3279 3310 3348 3780 3906 3972 4185 4340 4372 4634 4965 5465 5580 5859 5958 6510 6558 6620 6951 7651 7812 8370 8937 9268 9765 9837 9930 10261 10930 11585 11718 11916 13020 13116 13902 14895 15302 16395 16740 17874 19530 19674 19860 20522 20853 21860 22953 23170 23436 27804 29295 29511 29790 30604 30783 32790 33883 34755 35748 38255 39060 39348 41044 41706 44685 45906 46340 49185 51305 58590 59022 59580 61566 62559 65580 67766 68859 69510 71827 76510 83412 89370 91812 92349 98370 101649 102610 104265 114765 117180 118044 123132 125118 135532 137718 139020 143654 147555 153020 153915 169415 178740 184698 196740 203298 205220 206577 208530 215481 229530 237181 250236 275436 277047 287308 295110 304947 307830 312795 338830 344295 359135 361783 369396 406596 413154 417060 430962 459060 461745 474362 508245 554094 590220 609894 615660 625590 646443 677660 688590 711543 718270 723566 826308 861924 914841 923490 948724 1016490 1032885 1077405 1085349 1108188 1185905 1219788 1251180 1292886 1377180 1385235 1423086 1436540 1447132 1524735 1808915 1829682 1846980 1939329 2032980 2065770 2134629 2154810 2170698 2371810 2532481 2585772 2770470 2846172 3049470 3232215 3256047 3557715 3617830 3659364 3878658 4131540 4269258 4309620 4341396 4574205 4743620 5064962 5426745 5540940 6098940 6403887 6464430 6512094 7115430 7235660 7597443 7757316 8538516 9148410 9696645 9768141 10129924 10673145 10853490 11215273 12662405 12807774 12928860 13024188 14230860 15194886 16280235 18296820 19393290 19536282 21346290 21706980 22430546 22792329 25324810 25615548 30389772 32019435 32560470 33645819 37987215 38786580 39072564 42692580 44861092 45584658 48840705 50649620 56076365 64038870 65120940 67291638 68376987 75974430 78506911 91169316 97681410 100937457 112152730 113961645 128077740 134583276 136753974 151948860 157013822 168229095 195362820 201874914 224305460 227923290 235520733 273507948 302812371 314027644 336458190 341884935 392534555 403749828 455846580 471041466 504687285 605624742 672916380 683769870 706562199 785069110 942082932 1009374570 1177603665 1211249484 1367539740 1413124398 1514061855 1570138220 2018749140 2119686597 2355207330 2826248796 3028123710 3532810995 4239373194 4710414660 6056247420 7065621990 8478746388 10598432985 14131243980 21196865970 42393731940
• Sum of all divisors σ(n): 156208496640
• Sum of proper divisors (its aliquot sum) s(n): 113814764700
• 42393731940 is an abundant number, because the sum of its proper divisors (113814764700) is greater than itself. Its abundance is 71421032760

Bases of 42393731940

• Binary: 100111011110110111010000001101100100₂
• Hexadecimal: 0x9DEDD0364
• Base-36: JH44SX0

Squares and roots of 42393731940

• 42393731940 squared (42393731940²) is 1797228507800576163600
• 42393731940 cubed (42393731940³) is 76191223594623824857211985384000
• The square root of 42393731940 is 205897.3820620359
• The cube root of 42393731940 is 3486.8549631407

Scales and comparisons

• 42,393,731,940 seconds is equal to 1,347 years, 51 weeks, 3 days, 4 hours, 39 minutes.
• To count from 1 to 42,393,731,940 would take you about two thousand, six hundred ninety-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 42393731940 cubic inches would be around 290.6 feet tall.

Recreational maths with 42393731940

• 42393731940 backwards is 04913739324
• 42393731940 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 42393731940's digits is 45
• More coming soon!