399138213888

Names of 399138213888

• Cardinal: 399138213888 can be written as Three hundred ninety-nine billion, one hundred thirty-eight million, two hundred thirteen thousand, eight hundred eighty-eight.

Scientific notation

• Scientific notation: 3.99138213888 × 10¹¹

Factors of 399138213888

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 333

Divisors of 399138213888

• Number of divisors d(n): 624
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 24 32 34 36 48 51 53 61 64 68 72 96 102 106 122 128 136 144 153 159 183 192 197 204 212 244 256 272 288 306 318 366 384 394 408 424 477 488 512 544 549 576 591 612 636 732 768 788 816 848 901 954 976 1024 1037 1088 1098 1152 1182 1224 1272 1464 1536 1576 1632 1696 1773 1802 1908 1952 2048 2074 2176 2196 2304 2364 2448 2544 2703 2928 3072 3111 3152 3233 3264 3349 3392 3546 3604 3816 3904 4096 4148 4352 4392 4608 4728 4896 5088 5406 5856 6144 6222 6304 6466 6528 6698 6784 7092 7208 7632 7808 8109 8296 8704 8784 9216 9333 9456 9699 9792 10047 10176 10441 10812 11712 12017 12288 12444 12608 12932 13056 13396 13568 14184 14416 15264 15616 16218 16592 17408 17568 18432 18666 18912 19398 19584 20094 20352 20882 21624 23424 24034 24888 25216 25864 26112 26792 27136 28368 28832 29097 30141 30528 31232 31323 32436 33184 34816 35136 36051 36864 37332 37824 38796 39168 40188 40704 41764 43248 46848 48068 49776 50432 51728 52224 53584 54272 54961 56736 57664 58194 60282 61056 62464 62646 64872 66368 69632 70272 72102 74664 75648 77592 78336 80376 81408 83528 86496 93696 93969 96136 99552 100864 103456 104448 107168 108153 108544 109922 113472 115328 116388 120564 122112 124928 125292 129744 132736 140544 144204 149328 151296 155184 156672 160752 162816 164883 167056 172992 177497 187392 187938 192272 199104 201728 204289 206912 208896 214336 216306 217088 219844 226944 230656 232776 241128 244224 249856 250584 259488 265472 281088 288408 298656 302592 310368 313344 321504 325632 329766 334112 345984 354994 374784 375876 384544 398208 403456 408578 413824 428672 432612 439688 453888 461312 465552 482256 488448 494649 501168 518976 530944 532491 562176 576816 597312 605184 612867 620736 626688 636901 643008 651264 659532 668224 691968 709988 749568 751752 769088 796416 806912 817156 827648 857344 865224 879376 907776 922624 931104 964512 976896 989298 1002336 1037952 1061888 1064982 1124352 1153632 1194624 1210368 1225734 1241472 1273802 1286016 1319064 1336448 1383936 1419976 1503504 1538176 1592832 1597473 1634312 1655296 1714688 1730448 1758752 1815552 1838601 1845248 1862208 1910703 1929024 1953792 1978596 2004672 2075904 2123776 2129964 2248704 2307264 2389248 2420736 2451468 2482944 2547604 2572032 2638128 2672896 2767872 2839952 3007008 3076352 3185664 3194946 3268624 3310592 3429376 3460896 3517504 3631104 3677202 3690496 3724416 3821406 3858048 3957192 4009344 4151808 4247552 4259928 4614528 4778496 4902936 4965888 5095208 5144064 5276256 5345792 5535744 5679904 5732109 6014016 6152704 6371328 6389892 6537248 6621184 6858752 6921792 7035008 7262208 7354404 7448832 7642812 7716096 7914384 8018688 8303616 8519856 9229056 9556992 9805872 9931776 10190416 10288128 10552512 10691584 10827317 11071488 11359808 11464218 12028032 12305408 12742656 12779784 13074496 13242368 13717504 13843584 14070016 14708808 14897664 15285624 15432192 15828768 16037376 16607232 17039712 18458112 19113984 19611744 19863552 20380832 20576256 21105024 21383168 21654634 22719616 22928436 24056064 24610816 25559568 26148992 27687168 28140032 29417616 29795328 30571248 30864384 31657536 32074752 32481951 33214464 34079424 36916224 38227968 39223488 39727104 40761664 41152512 42210048 42766336 43309268 45439232 45856872 48112128 49221632 51119136 52297984 55374336 56280064 58835232 59590656 61142496 61728768 63315072 64149504 64963902 68158848 73832448 78446976 81523328 84420096 86618536 90878464 91713744 96224256 97445853 102238272 104595968 110748672 112560128 117670464 119181312 122284992 123457536 126630144 128299008 129927804 136317696 147664896 156893952 163046656 168840192 173237072 181756928 183427488 192448512 194891706 204476544 209191936 221497344 225120256 235340928 244569984 253260288 259855608 272635392 313787904 326093312 337680384 346474144 363513856 366854976 384897024 389783412 408953088 418383872 442994688 470681856 489139968 506520576 519711216 545270784 627575808 652186624 675360768 692948288 727027712 733709952 779566824 817906176 836767744 941363712 978279936 1013041152 1039422432 1090541568 1255151616 1304373248 1385896576 1467419904 1559133648 1635812352 1882727424 1956559872 2026082304 2078844864 2181083136 2510303232 2608746496 2771793152 2934839808 3118267296 3271624704 3765454848 3913119744 4157689728 5543586304 5869679616 6236534592 6543249408 7530909696 7826239488 8315379456 11087172608 11739359232 12473069184 16630758912 22174345216 23478718464 24946138368 33261517824 44348690432 49892276736 66523035648 99784553472 133046071296 199569106944 399138213888
• Sum of all divisors σ(n): 1270584119376
• Sum of proper divisors (its aliquot sum) s(n): 871445905488
• 399138213888 is an abundant number, because the sum of its proper divisors (871445905488) is greater than itself. Its abundance is 472307691600

Bases of 399138213888

• Binary: 101110011101110011111011101000000000000₂
• Hexadecimal: 0x5CEE7DD000
• Base-36: 53D0L4W0

Squares and roots of 399138213888

• 399138213888 squared (399138213888²) is 159311313785702836076544
• 399138213888 cubed (399138213888³) is 63587233236576141582327821811843072
• The square root of 399138213888 is 631773.8629351487
• The cube root of 399138213888 is 7362.7677807019

Scales and comparisons

• 399,138,213,888 seconds is equal to 12,691 years, 18 weeks, 5 days, 6 hours, 4 minutes, 48 seconds.
• To count from 1 to 399,138,213,888 would take you about twenty-five thousand, three hundred eighty-two 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 399138213888 cubic inches would be around 613.6 feet tall.

Recreational maths with 399138213888

• 399138213888 backwards is 888312831993
• The number of decimal digits it has is: 12
• The sum of 399138213888's digits is 63
• More coming soon!