18972425472

Names of 18972425472

• Cardinal: 18972425472 can be written as Eighteen billion, nine hundred seventy-two million, four hundred twenty-five thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 1.8972425472 × 10¹⁰

Factors of 18972425472

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 125

Divisors of 18972425472

• Number of divisors d(n): 1152
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 13 14 16 21 22 23 24 26 28 29 32 33 37 39 42 44 46 48 52 56 58 64 66 69 74 77 78 84 87 88 91 92 96 104 111 112 116 128 132 138 143 148 154 156 161 168 174 176 182 184 192 203 208 222 224 231 232 253 256 259 264 273 276 286 296 299 308 312 319 322 336 348 352 364 368 377 384 406 407 416 429 444 448 462 464 481 483 506 518 528 546 552 572 592 598 609 616 624 638 644 667 672 696 704 728 736 754 759 768 777 812 814 832 851 858 888 896 897 924 928 957 962 966 1001 1012 1036 1056 1073 1092 1104 1131 1144 1184 1196 1218 1221 1232 1248 1276 1288 1334 1344 1392 1408 1443 1456 1472 1508 1518 1554 1624 1628 1664 1702 1716 1771 1776 1792 1794 1848 1856 1914 1924 1932 2001 2002 2024 2072 2093 2112 2146 2184 2208 2233 2262 2288 2368 2392 2436 2442 2464 2496 2552 2553 2576 2639 2668 2688 2784 2816 2849 2886 2912 2944 3003 3016 3036 3108 3219 3248 3256 3289 3328 3367 3404 3432 3542 3552 3588 3696 3712 3828 3848 3864 4002 4004 4048 4144 4147 4186 4224 4292 4368 4416 4466 4524 4576 4669 4736 4784 4872 4884 4928 4992 5104 5106 5152 5278 5291 5313 5336 5376 5568 5698 5772 5824 5888 5957 6006 6032 6072 6216 6279 6438 6496 6512 6578 6699 6734 6808 6864 7084 7104 7176 7337 7392 7424 7511 7656 7696 7728 7917 8004 8008 8096 8288 8294 8372 8448 8547 8584 8671 8736 8832 8932 9048 9152 9338 9361 9472 9568 9744 9768 9856 9867 9984 10101 10208 10212 10304 10556 10582 10626 10672 11063 11136 11396 11544 11648 11803 11914 12012 12064 12144 12432 12441 12558 12876 12992 13024 13156 13398 13468 13616 13728 13949 14007 14168 14208 14352 14674 14784 15022 15312 15392 15456 15834 15873 16008 16016 16192 16576 16588 16744 17094 17168 17342 17472 17664 17864 17871 18096 18304 18676 18722 19136 19488 19536 19712 19734 20202 20416 20424 20608 21112 21164 21252 21344 22011 22126 22272 22533 22792 23023 23088 23296 23606 23828 24024 24128 24288 24679 24864 24882 25116 25752 25984 26013 26048 26312 26796 26936 27232 27456 27898 28014 28083 28336 28416 28704 29029 29348 29568 30044 30624 30784 30912 31668 31746 32016 32032 32384 33152 33176 33189 33488 34188 34336 34684 34944 35409 35728 35742 36192 36608 37037 37352 37444 38272 38976 39072 39468 40404 40832 40848 41216 41847 42224 42328 42504 42688 44022 44252 45066 45584 46046 46176 47212 47656 48048 48256 48576 49358 49728 49764 50232 51359 51504 51968 52026 52096 52624 53592 53872 54464 54912 55796 56028 56166 56672 57408 58058 58696 59136 60088 60697 61248 61568 61824 63336 63492 64032 64064 64768 65527 66304 66352 66378 66976 68376 68672 69069 69368 69888 70818 71456 71484 72384 74037 74074 74704 74888 76544 77441 77952 78144 78936 80808 81664 81696 82621 83694 84448 84656 85008 85376 87087 88044 88504 90132 91168 92092 92352 94424 95312 95381 96096 96512 97152 97643 98716 99456 99528 100464 102718 103008 104052 104192 105248 107184 107744 108928 109824 111111 111592 112056 112332 113344 114816 116116 117392 120176 121394 121693 122496 123136 123648 126672 126984 128064 128128 131054 132704 132756 133952 136752 137344 138138 138736 141636 142912 142968 144768 148074 148148 149408 149776 153439 154077 154882 155904 156288 157872 161616 163392 165242 167388 168896 169312 170016 170752 172753 174174 176088 177008 180264 182091 182336 184184 184704 188848 190624 190762 192192 194304 195286 196581 197432 198912 199056 200928 205436 206016 208104 210496 214368 215488 217856 222222 223184 224112 224664 226688 229632 232232 232323 234784 240352 242788 243386 244992 247863 253344 253968 256128 256256 262108 265408 265512 267904 271469 273504 274688 276276 277472 283272 285824 285936 286143 289536 292929 296148 296296 298816 299552 306878 308154 309764 312576 315744 320827 323232 326784 330484 334776 337792 338624 340032 345506 348348 352176 354016 360528 364182 364672 365079 368368 369408 377696 381248 381524 384384 390572 393162 394864 398112 401856 410872 412032 416208 420992 428736 430976 444444 446368 448224 449328 453376 460317 464464 464646 469568 480704 485576 486772 495726 506688 507936 512256 518259 524216 530816 531024 535808 542938 547008 552552 554944 566544 571648 571872 572286 585858 592296 592592 597632 599104 613756 616308 619528 631488 641654 646464 653568 660968 667667 669552 675584 677248 680064 691012 696696 704352 708032 721056 728364 729344 730158 736736 755392 762496 763048 768768 781144 786324 789728 796224 803712 814407 821744 824064 832416 841984 851851 857472 861952 888888 892736 896448 898656 920634 928928 929292 939136 961408 962481 971152 973544 991452 1013376 1015872 1036518 1048432 1061632 1062048 1074073 1085876 1094016 1105104 1109888 1133088 1143744 1144572 1171716 1184592 1185184 1195264 1198208 1227512 1232616 1239056 1262976 1283308 1292928 1321936 1335334 1339104 1354496 1360128 1382024 1393392 1408704 1416064 1442112 1456728 1460316 1473472 1510784 1524992 1526096 1562288 1572648 1579456 1592448 1607424 1628814 1643488 1664832 1703702 1714944 1777776 1785472 1792896 1797312 1841268 1857856 1858584 1878272 1900283 1922816 1924962 1942304 1947088 1982904 2003001 2026752 2031744 2073036 2096864 2124096 2148146 2171752 2188032 2210208 2219776 2245789 2266176 2287488 2289144 2343432 2369184 2370368 2396416 2455024 2465232 2478112 2525952 2555553 2566616 2585856 2643872 2670668 2678208 2764048 2786784 2817408 2832128 2884224 2913456 2920632 2946944 3021568 3052192 3124576 3145296 3158912 3184896 3222219 3257628 3286976 3329664 3407404 3529097 3555552 3570944 3585792 3594624 3682536 3715712 3717168 3800566 3849924 3884608 3894176 3965808 4006002 4063488 4146072 4193728 4248192 4296292 4343504 4420416 4491578 4532352 4574976 4578288 4686864 4738368 4740736 4910048 4930464 4956224 5111106 5133232 5287744 5341336 5356416 5528096 5573568 5634816 5700849 5768448 5826912 5841264 5893888 6104384 6249152 6290592 6317824 6444438 6515256 6573952 6659328 6737367 6814808 7058194 7111104 7189248 7365072 7431424 7434336 7601132 7699848 7769216 7788352 7931616 8012004 8292144 8387456 8496384 8592584 8687008 8840832 8983156 9064704 9156576 9373728 9476736 9481472 9820096 9860928 9912448 10222212 10266464 10575488 10587291 10682672 10712832 11056192 11147136 11401698 11653824 11682528 12208768 12498304 12581184 12888876 13030512 13147904 13474734 13629616 14116388 14222208 14730144 14868672 15202264 15399696 15538432 15576704 15863232 16024008 16584288 16774912 17185168 17374016 17681664 17966312 18313152 18747456 18953472 19640192 19721856 19824896 20444424 20532928 21150976 21174582 21365344 22112384 22294272 22803396 23307648 23365056 24417536 24703679 24996608 25162368 25777752 26061024 26949468 27259232 28232776 28444416 29460288 29737344 30404528 30799392 31153408 31726464 32048016 33168576 34370336 34748032 35932624 36626304 37494912 39280384 39443712 40888848 41065856 42349164 42730688 44224768 45606792 46615296 46730112 49407358 50324736 51555504 52122048 53898936 54518464 56465552 58920576 59474688 60809056 61598784 63452928 64096032 66337152 68740672 69496064 71865248 73252608 74111037 74989824 81777696 82131712 84698328 85461376 91213584 93460224 98814716 103111008 104244096 107797872 109036928 112931104 117841152 121618112 123197568 128192064 132674304 137481344 143730496 148222074 163555392 169396656 170922752 182427168 197629432 206222016 208488192 215595744 218073856 225862208 243236224 246395136 256384128 274962688 287460992 296444148 327110784 338793312 364854336 395258864 412444032 431191488 451724416 486472448 512768256 574921984 592888296 654221568 677586624 729708672 790517728 824888064 862382976 903448832 1185776592 1355173248 1459417344 1581035456 1724765952 2371553184 2710346496 3162070912 4743106368 6324141824 9486212736 18972425472
• Sum of all divisors σ(n): 75161640960
• Sum of proper divisors (its aliquot sum) s(n): 56189215488
• 18972425472 is an abundant number, because the sum of its proper divisors (56189215488) is greater than itself. Its abundance is 37216790016

Bases of 18972425472

• Binary: 10001101010110110000011110100000000₂
• Hexadecimal: 0x46AD83D00
• Base-36: 8PROX6O

Squares and roots of 18972425472

• 18972425472 squared (18972425472²) is 359952928290594422784
• 18972425472 cubed (18972425472³) is 6829180105421463044848298754048
• The square root of 18972425472 is 137740.4278779473
• The cube root of 18972425472 is 2667.1101480205

Scales and comparisons

• 18,972,425,472 seconds is equal to 603 years, 13 weeks, 5 days, 6 hours, 11 minutes, 12 seconds.
• To count from 1 to 18,972,425,472 would take you about one thousand, two hundred 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 18972425472 cubic inches would be around 222.3 feet tall.

Recreational maths with 18972425472

• 18972425472 backwards is 27452427981
• The number of decimal digits it has is: 11
• The sum of 18972425472's digits is 51
• More coming soon!