18390047901372

Names of 18390047901372

• Cardinal: 18390047901372 can be written as Eighteen trillion, three hundred ninety billion, forty-seven million, nine hundred one thousand, three hundred seventy-two.

Scientific notation

• Scientific notation: 1.8390047901372 × 10¹³

Factors of 18390047901372

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 53

Divisors of 18390047901372

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 27 28 36 41 42 49 54 63 81 82 84 98 108 123 126 147 162 164 189 196 246 252 287 294 324 343 369 378 441 492 567 574 588 686 738 756 861 882 1029 1107 1134 1148 1323 1372 1476 1681 1722 1764 2009 2058 2214 2268 2401 2583 2646 3087 3321 3362 3444 3969 4018 4116 4428 4802 5043 5166 5292 6027 6174 6642 6724 7203 7749 7938 8036 9261 9604 10086 10332 11767 12054 12348 13284 14063 14406 15129 15498 15876 16807 18081 18522 20172 21609 23247 23534 24108 27783 28126 28812 30258 30996 33614 35301 36162 37044 42189 43218 45387 46494 47068 50421 54243 55566 56252 60516 64827 67228 68921 70602 72324 82369 84378 86436 90774 92988 98441 100842 105903 108486 111132 117649 126567 129654 136161 137842 141204 151263 162729 164738 168756 181548 194481 196882 201684 206763 211806 216972 235298 247107 253134 259308 272322 275684 295323 302526 317709 325458 329476 352947 379701 388962 393764 413526 423612 453789 470596 482447 494214 506268 544644 576583 590646 605052 620289 635418 650916 689087 705894 741321 759402 777924 823543 827052 885969 907578 953127 964894 988428 1058841 1139103 1153166 1181292 1240578 1270836 1361367 1378174 1411788 1447341 1482642 1518804 1647086 1729749 1771938 1815156 1860867 1906254 1929788 2067261 2117682 2223963 2278206 2306332 2470629 2481156 2657907 2722734 2756348 2894682 2965284 3176523 3294172 3377129 3459498 3543876 3721734 3812508 4036081 4134522 4235364 4342023 4447926 4556412 4823609 4941258 5189247 5315814 5445468 5582601 5789364 6201783 6353046 6671889 6754258 6918996 7411887 7443468 7973721 8072162 8269044 8684046 8895852 9529569 9647218 9882516 10131387 10378494 10631628 11165202 12108243 12403566 12706092 13026069 13343778 13508516 14470827 14823774 15567741 15947442 16144324 17368092 18605349 19059138 19294436 20262774 20756988 22235661 22330404 23639903 24216486 24807132 26052138 26687556 28252567 28941654 29647548 30394161 31135482 31894884 33765263 36324729 37210698 38118276 39078207 40525548 43412481 44471322 46703223 47279806 48432972 52104276 55816047 56505134 57883308 60788322 62270964 66706983 67530526 70919709 72649458 74421396 78156414 84757701 86824962 88942644 91182483 93406446 94559612 101295789 108974187 111632094 113010268 121576644 130237443 133413966 135061052 141839418 145298916 156312828 165479321 169515402 173649924 182364966 186812892 197767969 202591578 212759127 217948374 223264188 254273103 260474886 266827932 273547449 283678836 303887367 326922561 330958642 339030804 364729932 390712329 395535938 405183156 425518254 435896748 496437963 508546206 520949772 547094898 593303907 607774734 638277381 653845122 661917284 762819309 781424658 791071876 851036508 911662101 992875926 1017092412 1094189796 1158355247 1186607814 1215549468 1276554762 1307690244 1384375783 1489313889 1525638618 1562849316 1779911721 1823324202 1914832143 1985751852 2288457927 2316710494 2373215628 2553109524 2734986303 2768751566 2978627778 3051277236 3475065741 3559823442 3646648404 3829664286 4153127349 4467941667 4576915854 4633420988 5339735163 5469972606 5537503132 5957255556 6950131482 7119646884 7659328572 8108486729 8306254698 8935883334 9153831708 10425197223 10679470326 10939945212 12459382047 13403825001 13900262964 16019205489 16216973458 16612509396 17871766668 20850394446 21358940652 24325460187 24918764094 26807650002 31275591669 32038410978 32433946916 37378146141 41700788892 48650920374 49837528188 53615300004 56759407103 62551183338 64076821956 72976380561 74756292282 93826775007 97301840748 112134438423 113518814206 125102366676 145952761122 149512584564 170278221309 187653550014 218929141683 224268876846 227037628412 291905522244 340556442618 375307100028 437858283366 448537753692 510834663927 656787425049 681112885236 875716566732 1021669327854 1313574850098 1532503991781 2043338655708 2627149700196 3065007983562 4597511975343 6130015967124 9195023950686 18390047901372
• Sum of all divisors σ(n): 57489917654400
• Sum of proper divisors (its aliquot sum) s(n): 39099869753028
• 18390047901372 is an abundant number, because the sum of its proper divisors (39099869753028) is greater than itself. Its abundance is 20709821851656

Bases of 18390047901372

• Binary: 100001011100111000100010001011100011010111100₂
• Hexadecimal: 0x10B9C445C6BC
• Base-36: 6IO9RPBR0

Squares and roots of 18390047901372

• 18390047901372 squared (18390047901372²) is 338193861814756701439482384
• 18390047901372 cubed (18390047901372³) is 6219401318723358644727926187341163430848
• The square root of 18390047901372 is 4288361.9135250233
• The cube root of 18390047901372 is 26395.3618561043

Scales and comparisons

• 18,390,047,901,372 seconds is equal to 584,746 years, 33 weeks, 1 day, 15 hours, 16 minutes, 12 seconds.
• To count from 1 to 18,390,047,901,372 would take you about one million, four hundred sixty-one thousand, eight hundred sixty-six 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 18390047901372 cubic inches would be around 2199.6 feet tall.

Recreational maths with 18390047901372

• 18390047901372 backwards is 27310974009381
• 18390047901372 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18390047901372's digits is 54
• More coming soon!