1981204179440

Names of 1981204179440

• Cardinal: 1981204179440 can be written as One trillion, nine hundred eighty-one billion, two hundred four million, one hundred seventy-nine thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.98120417944 × 10¹²

Factors of 1981204179440

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 362

Divisors of 1981204179440

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 4 5 8 10 16 17 20 31 34 40 61 62 68 73 80 85 122 124 136 146 155 170 173 244 248 272 292 305 310 340 346 365 488 496 527 584 610 620 680 692 730 865 976 1037 1054 1168 1220 1240 1241 1360 1384 1460 1730 1891 2074 2108 2263 2440 2480 2482 2635 2768 2920 2941 3460 3721 3782 4148 4216 4453 4526 4880 4964 5185 5270 5363 5840 5882 6205 6920 7442 7564 8296 8432 8906 9052 9455 9928 10370 10540 10553 10726 11315 11764 12410 12629 13840 14705 14884 15128 16592 17812 18104 18605 18910 19856 20740 21080 21106 21452 22265 22630 23528 24820 25258 26815 29410 29768 30256 32147 35624 36208 37210 37820 38471 41480 42160 42212 42904 44530 45260 47056 49640 50516 52765 53630 58820 59536 63145 63257 64294 71248 74420 75640 75701 76942 82960 84424 85808 89060 90520 91171 99280 101032 105530 107260 115351 117640 126290 126514 128588 138043 148840 151280 151402 153884 160735 168848 178120 179401 181040 182342 192355 202064 211060 214520 214693 230702 235280 252580 253028 257176 271633 276086 297680 302804 307768 316285 321470 327143 356240 358802 364684 378505 384710 391499 422120 429040 429386 455855 461404 505160 506056 514352 543266 552172 576755 605608 615536 632570 642940 643733 654286 690215 717604 729368 757010 769420 770369 782998 844240 858772 897005 911710 922808 1010320 1012112 1073465 1086532 1104344 1153510 1211216 1265140 1285880 1287466 1308572 1358165 1380430 1435208 1458736 1514020 1538840 1540738 1565996 1635715 1717544 1794010 1823420 1845616 1957495 1960967 2146930 2173064 2208688 2307020 2346731 2530280 2571760 2574932 2617144 2716330 2760860 2870416 3028040 3077680 3081476 3131992 3218665 3271430 3435088 3588020 3646840 3851845 3914990 3921934 4293860 4346128 4614040 4617761 4693462 5060560 5149864 5234288 5432660 5521720 5561431 6056080 6162952 6263984 6437330 6542860 6655483 7176040 7293680 7703690 7829980 7843868 8420623 8587720 9228080 9235522 9386924 9804835 10299728 10865320 10943461 11043440 11122862 11733655 12325904 12874660 13085720 13096273 13310966 14352080 15407380 15659960 15687736 16841246 17175440 18471044 18773848 19609670 19955723 21730640 21886922 22245724 23088805 23467310 23881439 25749320 26171440 26192546 26621932 27807155 30814760 31319920 31375472 33277415 33682492 36942088 37547696 39219340 39911446 42103115 43773844 44491448 46177610 46934620 46992509 47762878 51498640 52385092 53243864 54717305 55614310 61629520 65481365 66554830 67364984 73884176 78438680 79822892 84206230 87547688 88982896 92355220 93869240 93985018 95525756 99778615 104770184 106487728 109434610 111228620 119407195 130962730 133109660 134729968 143150591 156877360 159645784 168412460 175095376 184710440 187738480 187970036 191051512 199557230 209540368 218869220 222457240 234962545 238814390 261925460 266219320 286301182 319291568 336824920 339247291 369420880 375940072 382103024 399114460 405984463 437738440 444914480 469925090 477628780 523850920 532438640 572602364 673649840 678494582 715752955 751880144 798228920 798872653 811968926 875476880 939850180 955257560 1047701840 1145204728 1356989164 1431505910 1456767779 1596457840 1597745306 1623937852 1696236455 1879700360 1910515120 2029922315 2290409456 2713978328 2863011820 2913535558 3195490612 3247875704 3392472910 3759400720 3994363265 4059844630 5427956656 5726023640 5827071116 6390981224 6495751408 6784945820 7283838895 7988726530 8119689260 11452047280 11654142232 12781962448 13569891640 14567677790 15977453060 16239378520 23308284464 24765052243 27139783280 29135355580 31954906120 32478757040 49530104486 58270711160 63909812240 99060208972 116541422320 123825261215 198120417944 247650522430 396240835888 495301044860 990602089720 1981204179440
• Sum of all divisors σ(n): 5218584703488
• Sum of proper divisors (its aliquot sum) s(n): 3237380524048
• 1981204179440 is an abundant number, because the sum of its proper divisors (3237380524048) is greater than itself. Its abundance is 1256176344608

Bases of 1981204179440

• Binary: 11100110101001000111110001010100111110000₂
• Hexadecimal: 0x1CD48F8A9F0
• Base-36: PA5HTCKW

Squares and roots of 1981204179440

• 1981204179440 squared (1981204179440²) is 3925170000630523718713600
• 1981204179440 cubed (1981204179440³) is 7776563210261701026751435260368384000
• The square root of 1981204179440 is 1407552.5494417605
• The cube root of 1981204179440 is 12559.6174581247

Scales and comparisons

• 1,981,204,179,440 seconds is equal to 62,996 years, 8 weeks, 3 days, 22 hours, 17 minutes, 20 seconds.
• To count from 1 to 1,981,204,179,440 would take you about one hundred fifty-seven thousand, four hundred ninety 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 1981204179440 cubic inches would be around 1046.6 feet tall.

Recreational maths with 1981204179440

• 1981204179440 backwards is 0449714021891
• The number of decimal digits it has is: 13
• The sum of 1981204179440's digits is 50
• More coming soon!