18363900672

Names of 18363900672

• Cardinal: 18363900672 can be written as Eighteen billion, three hundred sixty-three million, nine hundred thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 1.8363900672 × 10¹⁰

Factors of 18363900672

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 121

Divisors of 18363900672

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 19 23 24 26 32 36 38 39 46 48 52 57 61 64 69 72 76 78 92 96 104 114 117 122 128 138 144 152 156 171 183 184 192 207 208 228 234 244 247 256 276 288 299 304 312 342 366 368 384 414 416 437 456 468 488 494 529 549 552 576 598 608 624 684 732 736 741 768 793 828 832 874 897 912 936 976 988 1058 1098 1104 1152 1159 1196 1216 1248 1311 1368 1403 1464 1472 1482 1586 1587 1656 1664 1748 1794 1824 1872 1952 1976 2116 2196 2208 2223 2304 2318 2379 2392 2432 2496 2622 2691 2736 2806 2928 2944 2964 3172 3174 3312 3328 3477 3496 3588 3648 3744 3904 3933 3952 4209 4232 4392 4416 4446 4636 4758 4761 4784 4864 4992 5244 5382 5472 5612 5681 5856 5888 5928 6344 6348 6624 6877 6954 6992 7137 7176 7296 7488 7808 7866 7904 8418 8464 8784 8832 8892 9272 9516 9522 9568 9984 10051 10431 10488 10764 10944 11224 11362 11712 11856 12627 12688 12696 13248 13754 13908 13984 14274 14352 14592 14976 15067 15616 15732 15808 16836 16928 17043 17568 17664 17784 18239 18544 19032 19044 19136 20102 20631 20862 20976 21528 21888 22448 22724 23424 23712 25254 25376 25392 26496 26657 27508 27816 27968 28548 28704 29952 30134 30153 31464 31616 32269 33672 33856 34086 35136 35568 36478 37088 38064 38088 38272 40204 41262 41724 41952 43056 43776 44896 45201 45448 46848 47424 50508 50752 50784 51129 52992 53314 54717 55016 55632 55936 57096 57408 60268 60306 61893 62928 63232 64538 67344 67712 68172 70272 71136 72956 74176 76128 76176 76544 79971 80408 82524 83448 83904 86112 89792 90402 90459 90896 94848 96807 101016 101504 101568 102258 106628 109434 110032 111264 111872 114192 114816 120536 120612 123786 125856 129076 130663 134688 135424 135603 136344 140544 142272 145912 148352 152256 152352 159942 160816 164151 165048 166896 167808 172224 179584 180804 180918 181792 189696 193614 202032 203008 203136 204516 213256 218868 220064 222528 228384 229632 239913 241072 241224 247572 251712 258152 261326 269376 271206 272688 284544 290421 291824 296704 304512 304704 319884 321632 328302 330096 333792 335616 344448 346541 359168 361608 361836 363584 387228 391989 404064 406272 409032 419497 426512 437736 440128 445056 456768 479826 482144 482448 495144 503424 516304 522652 538752 542412 545376 569088 580842 583648 609024 609408 613111 639768 643264 656604 660192 667584 688896 693082 723216 723672 727168 774456 783978 808128 818064 838994 853024 875472 880256 890112 913536 959652 964288 964896 990288 1006848 1032608 1039623 1045304 1077504 1084824 1090752 1161684 1167296 1175967 1218816 1226222 1258491 1279536 1286528 1313208 1320384 1335168 1386164 1446432 1447344 1454336 1548912 1567956 1616256 1636128 1677988 1706048 1750944 1760512 1827072 1839333 1919304 1928576 1929792 1980576 2065216 2079246 2090608 2169648 2181504 2323368 2334592 2351934 2452444 2516982 2559072 2573056 2626416 2640768 2670336 2772328 2892864 2894688 3097824 3118869 3135912 3232512 3272256 3355976 3412096 3501888 3678666 3775473 3838608 3857152 3859584 3961152 4130432 4158492 4181216 4339296 4363008 4646736 4669184 4703868 4904888 5033964 5118144 5252832 5281536 5517999 5544656 5785728 5789376 6195648 6237738 6271824 6544512 6711952 6824192 7003776 7357332 7550946 7677216 7719168 7922304 7970443 8260864 8316984 8362432 8678592 9293472 9407736 9809776 10067928 10236288 10505664 11035998 11089312 11571456 11578752 12391296 12475476 12543648 13089024 13423904 14007552 14714664 15101892 15354432 15844608 15940886 16633968 16724864 17357184 18586944 18815472 19619552 20135856 20472576 21011328 22071996 22178624 23157504 23911329 24782592 24950952 25087296 26847808 29429328 30203784 30708864 31881772 33267936 33449728 34714368 37173888 37630944 39239104 40271712 42022656 44143992 44357248 47822658 49901904 50174592 53695616 58858656 60407568 61417728 63763544 66535872 71733987 74347776 75261888 78478208 80543424 88287984 88714496 95645316 99803808 100349184 107391232 117717312 120815136 127527088 133071744 143467974 150523776 156956416 161086848 176575968 191290632 199607616 235434624 241630272 255054176 266143488 286935948 301047552 322173696 353151936 382581264 399215232 470869248 483260544 510108352 573871896 706303872 765162528 798430464 966521088 1020216704 1147743792 1412607744 1530325056 2040433408 2295487584 3060650112 4590975168 6121300224 9181950336 18363900672
• Sum of all divisors σ(n): 63773331440
• Sum of proper divisors (its aliquot sum) s(n): 45409430768
• 18363900672 is an abundant number, because the sum of its proper divisors (45409430768) is greater than itself. Its abundance is 27045530096

Bases of 18363900672

• Binary: 10001000110100100101110001100000000₂
• Hexadecimal: 0x44692E300
• Base-36: 8FPE4G0

Squares and roots of 18363900672

• 18363900672 squared (18363900672²) is 337232847891082051584
• 18363900672 cubed (18363900672³) is 6192910522007515469890556264448
• The square root of 18363900672 is 135513.4704448233
• The cube root of 18363900672 is 2638.2846156691

Scales and comparisons

• 18,363,900,672 seconds is equal to 583 years, 47 weeks, 4 days, 3 hours, 31 minutes, 12 seconds.
• To count from 1 to 18,363,900,672 would take you about one thousand, one hundred sixty-seven 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 18363900672 cubic inches would be around 219.9 feet tall.

Recreational maths with 18363900672

• 18363900672 backwards is 27600936381
• The number of decimal digits it has is: 11
• The sum of 18363900672's digits is 45
• More coming soon!