18811072809672

Names of 18811072809672

• Cardinal: 18811072809672 can be written as Eighteen trillion, eight hundred eleven billion, seventy-two million, eight hundred nine thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 1.8811072809672 × 10¹³

Factors of 18811072809672

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3025

Divisors of 18811072809672

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 6 8 11 12 13 22 24 26 31 33 39 44 52 62 66 78 88 89 93 104 124 132 143 156 178 186 248 264 267 286 312 341 356 372 403 429 534 572 682 712 744 806 858 979 1023 1068 1144 1153 1157 1209 1364 1612 1716 1723 1958 2046 2136 2306 2314 2418 2728 2759 2937 3224 3432 3446 3459 3471 3916 4092 4433 4612 4628 4836 5169 5518 5874 6892 6918 6942 7832 8184 8277 8866 9224 9256 9672 10338 11036 11748 12683 12727 13299 13784 13836 13884 14989 16554 17732 18953 20676 22072 22399 23496 25366 25454 26598 27672 27768 29978 30349 33108 35464 35743 35867 37906 38049 38181 41352 44798 44967 50732 50908 53196 53413 56859 59956 60698 66216 67197 71486 71734 75812 76098 76362 89596 89934 91047 101464 101816 102617 106392 106826 107229 107601 113718 119912 121396 134394 142972 143468 151624 152196 152724 153347 160239 164879 179192 179868 182094 205234 213652 214458 215202 227436 242792 246389 268788 285944 286936 304392 305448 306694 307851 320478 329758 359736 364188 393173 394537 410468 427304 428916 430404 454872 460041 464659 492778 494637 537576 587543 613388 615702 640956 659516 694369 728376 739167 786346 789074 820936 857832 860808 920082 929318 985556 989274 1128787 1175086 1179519 1183611 1226776 1231404 1281912 1319032 1334021 1388738 1393977 1478334 1572692 1578148 1686817 1762629 1840164 1858636 1971112 1978548 1986619 1993511 2083107 2257574 2350172 2359038 2367222 2462808 2668042 2777476 2787954 2956668 3145384 3156296 3181127 3373634 3386361 3525258 3680328 3717272 3957096 3973238 3987022 4002063 4166214 4515148 4700344 4718076 4734444 4753757 5060451 5111249 5336084 5554952 5575908 5913336 5959857 5980533 6362254 6747268 6772722 7050516 7638059 7946476 7974044 8004126 8332428 9030296 9436152 9468888 9507514 9543381 10120902 10222498 10672168 11151816 11919714 11961066 12724508 13494536 13545444 14101032 14261271 14674231 15276118 15333747 15892952 15948088 16008252 16664856 19015028 19086762 20241804 20444996 21852809 21928621 22914177 23839428 23922132 25449016 25826047 27090888 28522542 29348462 30552236 30667494 32016504 34992397 38030056 38173524 40483608 40889992 41354651 43705618 43857242 44022693 45828354 47678856 47844264 51652094 52291327 57045084 58696924 61104472 61334988 61585189 61798841 65558427 65785863 69984794 76347048 77478141 82709302 87411236 87714484 88045386 91656708 103304188 104582654 104977191 114090168 117393848 122669976 123170378 123597682 124063953 131116854 131571726 139969588 154956282 156873981 165418604 174822472 175428968 176090772 176809091 183313416 184755567 185396523 206608376 209165308 209954382 246340756 247195364 248127906 262233708 263143452 279939176 284086517 309912564 313747962 330837208 352181544 353618182 369511134 370793046 418330616 419908764 454901161 492681512 494390728 496255812 524467416 526286904 530427273 568173034 619825128 627495924 677437079 679787251 707236364 739022268 741586092 800607457 839817528 852259551 909802322 992511624 1060854546 1136346068 1254991848 1354874158 1359574502 1364703483 1414472728 1478044536 1483172184 1601214914 1704519102 1819604644 1944900001 2032311237 2039361753 2121709092 2272692136 2298518183 2401822371 2709748316 2719149004 2729406966 3202429828 3409038204 3639209288 3889800002 4064622474 4078723506 4243418184 4597036366 4803644742 5419496632 5438298008 5458813932 5481081821 5834700003 6404859656 6818076408 6895554549 7779600004 8129244948 8157447012 8806682027 9194072732 9607289484 10917627864 10962163642 11669400006 13791109098 15559200008 16258489896 16314894024 16443245463 17613364054 18388145464 19214578968 21924327284 23338800012 25283700013 26420046081 27582218196 32886490926 35226728108 43848654568 46677600024 50567400026 52840092162 55164436392 60291900031 65772981852 70453456216 71254063673 75851100039 101134800052 105680184324 120583800062 131545963704 142508127346 151702200078 180875700093 202269600104 211360368648 213762191019 241167600124 285016254692 303404400156 361751400186 427524382038 482335200248 570032509384 606808800312 723502800372 783794700403 855048764076 1447005600744 1567589400806 1710097528152 2351384101209 3135178801612 4702768202418 6270357603224 9405536404836 18811072809672
• Sum of all divisors σ(n): 57755864678400
• Sum of proper divisors (its aliquot sum) s(n): 38944791868728
• 18811072809672 is an abundant number, because the sum of its proper divisors (38944791868728) is greater than itself. Its abundance is 20133719059056

Bases of 18811072809672

• Binary: 100010001101111001011010100000000101011001000₂
• Hexadecimal: 0x111BCB500AC8
• Base-36: 6O1OR2A4O

Squares and roots of 18811072809672

• 18811072809672 squared (18811072809672²) is 353856460250781232336747584
• 18811072809672 cubed (18811072809672³) is 6656419637950251701905828997009137832448
• The square root of 18811072809672 is 4337173.3663380347
• The cube root of 18811072809672 is 26595.2772108181

Scales and comparisons

• 18,811,072,809,672 seconds is equal to 598,133 years, 48 weeks, 2 days, 2 hours, 41 minutes, 12 seconds.
• To count from 1 to 18,811,072,809,672 would take you about one million, four hundred ninety-five thousand, three hundred thirty-four 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 18811072809672 cubic inches would be around 2216.3 feet tall.

Recreational maths with 18811072809672

• 18811072809672 backwards is 27690827011881
• The number of decimal digits it has is: 14
• The sum of 18811072809672's digits is 60
• More coming soon!