18513476982

Names of 18513476982

• Cardinal: 18513476982 can be written as Eighteen billion, five hundred thirteen million, four hundred seventy-six thousand, nine hundred eighty-two.

Scientific notation

• Scientific notation: 1.8513476982 × 10¹⁰

Factors of 18513476982

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3286

Divisors of 18513476982

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 6 7 9 11 13 14 18 21 22 26 29 33 39 42 58 63 66 77 78 87 91 99 117 121 126 143 154 174 182 198 203 231 234 242 261 273 286 319 363 377 406 429 462 522 546 609 638 693 726 754 819 847 858 957 1001 1089 1131 1218 1287 1386 1573 1638 1694 1827 1914 2002 2178 2233 2262 2541 2574 2639 2871 3003 3146 3221 3393 3509 3654 4147 4466 4719 5082 5278 5742 6006 6442 6699 6786 7018 7623 7917 8294 9009 9438 9663 10527 11011 12441 13398 14157 15246 15834 18018 19326 20097 21054 22022 22547 23751 24563 24882 28314 28989 29029 31581 33033 35431 37323 40194 41873 45094 45617 47502 49126 57978 58058 63162 66066 67641 70862 73689 74646 83746 87087 91234 93409 99099 106293 125619 135282 136851 147378 174174 186818 198198 202923 212586 221067 248017 251238 261261 273702 280227 293111 318879 319319 376857 389741 405846 410553 442134 460603 496034 522522 560454 586222 637758 638638 653863 744051 753714 779482 821106 840681 879333 921206 957957 1027499 1169223 1214317 1307726 1381809 1488102 1681362 1758666 1915914 1961589 2054998 2232153 2338446 2428634 2637999 2728187 2763618 2873871 3082497 3224221 3507669 3642951 3923178 4145427 4464306 5066633 5275998 5456374 5747742 5884767 6164994 6448442 7015338 7192493 7285902 8184561 8290854 8500219 9247491 9672663 10133266 10928853 11302489 11769534 13357487 14384986 15199899 16369122 17000438 18494982 19345326 21577479 21857706 22604978 24553683 25500657 26714974 29017989 30399798 33907467 35466431 40072461 43154958 45599697 49107366 51001314 58035978 64732437 67814934 70932862 76501971 79117423 80144922 91199394 93502409 101722401 106399293 120217383 129464874 146932357 153003942 158234846 187004818 203444802 212798586 237352269 240434766 280507227 293864714 319197879 440797071 474704538 561014454 638395758 712056807 841521681 881594142 1028526499 1322391213 1424113614 1683043362 2057052998 2644782426 3085579497 6171158994 9256738491 18513476982
• Sum of all divisors σ(n): 56154047040
• Sum of proper divisors (its aliquot sum) s(n): 37640570058
• 18513476982 is an abundant number, because the sum of its proper divisors (37640570058) is greater than itself. Its abundance is 19127093076

Bases of 18513476982

• Binary: 10001001111011111010011110101110110₂
• Hexadecimal: 0x44F7D3D76
• Base-36: 8I6G29I

Squares and roots of 18513476982

• 18513476982 squared (18513476982²) is 342748829963043828324
• 18513476982 cubed (18513476982³) is 6345472574128243826333533638168
• The square root of 18513476982 is 136064.2384390549
• The cube root of 18513476982 is 2645.4283099449

Scales and comparisons

• 18,513,476,982 seconds is equal to 588 years, 34 weeks, 6 days, 8 hours, 29 minutes, 42 seconds.
• To count from 1 to 18,513,476,982 would take you about one thousand, one hundred seventy-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 18513476982 cubic inches would be around 220.5 feet tall.

Recreational maths with 18513476982

• 18513476982 backwards is 28967431581
• The number of decimal digits it has is: 11
• The sum of 18513476982's digits is 54
• More coming soon!