42387191808

Names of 42387191808

• Cardinal: 42387191808 can be written as Forty-two billion, three hundred eighty-seven million, one hundred ninety-one thousand, eight hundred eight.

Scientific notation

• Scientific notation: 4.2387191808 × 10¹⁰

Factors of 42387191808

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 138

Divisors of 42387191808

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 17 19 24 26 31 32 34 38 39 48 51 52 53 57 62 64 68 76 78 93 96 102 104 106 114 124 128 136 152 156 159 186 192 204 208 212 221 228 247 248 256 272 304 312 318 323 372 384 403 408 416 424 442 456 494 496 512 527 544 589 608 624 636 646 663 689 741 744 768 806 816 832 848 884 901 912 969 988 992 1007 1024 1054 1088 1178 1209 1216 1248 1272 1292 1326 1378 1482 1488 1536 1581 1612 1632 1643 1664 1696 1767 1768 1802 1824 1938 1976 1984 2014 2048 2067 2108 2176 2356 2418 2432 2496 2544 2584 2652 2703 2756 2964 2976 3021 3072 3162 3224 3264 3286 3328 3392 3534 3536 3604 3648 3876 3952 3968 4028 4134 4199 4216 4352 4712 4836 4864 4929 4992 5088 5168 5304 5406 5512 5928 5952 6042 6144 6324 6448 6528 6572 6656 6784 6851 7068 7072 7208 7296 7657 7752 7904 7936 8056 8268 8398 8432 8704 9424 9672 9728 9858 9984 10013 10176 10336 10608 10812 11024 11713 11856 11904 12084 12597 12648 12896 13056 13091 13144 13312 13568 13702 14136 14144 14416 14592 15314 15504 15808 15872 16112 16536 16796 16864 17119 17408 18848 19344 19456 19716 19968 20026 20352 20553 20672 21216 21359 21624 22048 22971 23426 23712 23808 24168 25194 25296 25792 26112 26182 26288 26624 27136 27404 27931 28272 28288 28832 29184 30039 30628 31008 31217 31616 31744 32224 33072 33592 33728 34238 34816 35139 37696 38688 38912 39273 39432 39936 40052 40704 41106 41344 42432 42718 43248 44096 45942 46852 47424 47616 48336 50388 50592 51357 51584 52224 52364 52576 54272 54808 55862 56544 56576 57664 58368 60078 61256 62016 62434 63232 63488 64077 64448 66144 67184 67456 68476 70278 75392 77376 78546 78864 79872 80104 81408 82212 82688 83793 84864 85436 86496 88192 91884 93651 93704 94848 95232 96672 100776 101184 102714 103168 104448 104728 105152 108544 109616 111724 113088 113152 115328 116736 120156 122512 124032 124868 126464 128154 128896 130169 132288 134368 134912 136952 140556 150784 154752 157092 157728 160208 162816 164424 165376 167586 169728 170872 172992 176384 183768 187302 187408 189696 190464 193344 201552 202368 205428 206336 209456 210304 219232 222547 223448 226176 226304 230656 240312 245024 248064 249736 252928 256308 257792 260338 264576 268736 269824 273904 281112 301568 309504 314184 315456 320416 325632 328848 330752 335172 339456 341744 345984 352768 363103 367536 374604 374816 379392 386688 390507 403104 404736 405821 410856 412672 418912 420608 438464 445094 446896 452352 452608 461312 480624 490048 496128 499472 505856 512616 515584 520676 529152 530689 537472 539648 547808 562224 603136 619008 628368 630912 640832 657696 661504 667641 670344 678912 683488 691968 705536 726206 735072 749208 749632 758784 773376 781014 806208 809472 811642 821712 825344 837824 841216 876928 890188 893792 904704 922624 961248 980096 992256 998944 1025232 1031168 1041352 1058304 1061378 1074944 1079296 1089309 1095616 1124448 1206272 1217463 1238016 1256736 1261824 1281664 1315392 1335282 1340688 1357824 1366976 1383936 1411072 1452412 1470144 1498416 1499264 1517568 1546752 1562028 1592067 1612416 1618944 1623284 1643424 1675648 1682432 1753856 1780376 1787584 1809408 1845248 1922496 1960192 1984512 1997888 2050464 2062336 2082704 2116608 2122756 2149888 2178618 2191232 2248896 2434926 2476032 2513472 2523648 2563328 2630784 2670564 2681376 2733952 2767872 2904824 2940288 2996832 2998528 3093504 3124056 3184134 3224832 3237888 3246568 3286848 3351296 3364864 3507712 3560752 3575168 3618816 3844992 3920384 3995776 4100928 4165408 4233216 4245512 4299776 4357236 4382464 4497792 4869852 5026944 5047296 5126656 5261568 5341128 5362752 5467904 5535744 5809648 5880576 5993664 5997056 6187008 6248112 6368268 6449664 6493136 6573696 6702592 6898957 7015424 7121504 7150336 7689984 7840768 7991552 8201856 8330816 8491024 8599552 8714472 8764928 8995584 9739704 10053888 10094592 10253312 10523136 10682256 10725504 10935808 11619296 11761152 11987328 11994112 12496224 12736536 12899328 12986272 13147392 13405184 13797914 14030848 14243008 14300672 15379968 15681536 15983104 16403712 16661632 16982048 17428944 17529856 17991168 19479408 20107776 20506624 20696871 21046272 21364512 21451008 21871616 23238592 23522304 23974656 23988224 24992448 25473072 25798656 25972544 26294784 26810368 27595828 28486016 28601344 30759936 31966208 32807424 33323264 33964096 34857888 35059712 35982336 38958816 40215552 41393742 42092544 42729024 42902016 43743232 46477184 47044608 47949312 49984896 50946144 51945088 52589568 55191656 56972032 57202688 61519872 63932416 65614848 66646528 67928192 69715776 71964672 77917632 80431104 82787484 85458048 85804032 92954368 95898624 99969792 101892288 103890176 105179136 110383312 113944064 131229696 133293056 135856384 139431552 155835264 165574968 170916096 171608064 185908736 191797248 199939584 203784576 207780352 220766624 227888128 266586112 271712768 278863104 311670528 331149936 341832192 371817472 399879168 407569152 415560704 441533248 455776256 543425536 557726208 623341056 662299872 683664384 743634944 799758336 815138304 831121408 883066496 1086851072 1115452416 1246682112 1324599744 1367328768 1630276608 1766132992 2230904832 2493364224 2649199488 3260553216 3532265984 5298398976 7064531968 10596797952 14129063936 21193595904 42387191808
• Sum of all divisors σ(n): 142655385600
• Sum of proper divisors (its aliquot sum) s(n): 100268193792
• 42387191808 is an abundant number, because the sum of its proper divisors (100268193792) is greater than itself. Its abundance is 57881001984

Bases of 42387191808

• Binary: 100111011110011110010011100000000000₂
• Hexadecimal: 0x9DE793800
• Base-36: JH08MIO

Squares and roots of 42387191808

• 42387191808 squared (42387191808²) is 1796674029368182308864
• 42387191808 cubed (42387191808³) is 76155966699281368578130666586112
• The square root of 42387191808 is 205881.4994311047
• The cube root of 42387191808 is 3486.6756468167

Scales and comparisons

• 42,387,191,808 seconds is equal to 1,347 years, 40 weeks, 4 days, 11 hours, 56 minutes, 48 seconds.
• To count from 1 to 42,387,191,808 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 42387191808 cubic inches would be around 290.6 feet tall.

Recreational maths with 42387191808

• 42387191808 backwards is 80819178324
• 42387191808 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 42387191808's digits is 51
• More coming soon!