164521938672

Names of 164521938672

• Cardinal: 164521938672 can be written as One hundred sixty-four billion, five hundred twenty-one million, nine hundred thirty-eight thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 1.64521938672 × 10¹¹

Factors of 164521938672

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1246

Divisors of 164521938672

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 27 28 31 36 39 42 48 52 54 56 62 63 72 78 84 91 93 104 108 112 117 124 126 127 144 156 168 182 186 189 208 216 217 234 248 252 254 273 279 312 336 351 364 372 378 381 403 432 434 468 496 504 508 546 558 624 651 702 728 744 756 762 806 819 837 868 889 936 1008 1016 1063 1092 1116 1143 1209 1302 1404 1456 1488 1512 1524 1612 1638 1651 1674 1736 1778 1872 1953 2032 2126 2184 2232 2286 2418 2457 2604 2667 2808 2821 3024 3048 3189 3224 3276 3302 3348 3429 3472 3556 3627 3906 3937 4252 4368 4464 4572 4836 4914 4953 5208 5334 5616 5642 5859 6096 6378 6448 6552 6604 6696 6858 7112 7254 7441 7812 7874 8001 8463 8504 9144 9567 9672 9828 9906 10416 10668 10881 11284 11557 11718 11811 12756 13104 13208 13392 13716 13819 14224 14508 14859 14882 15624 15748 16002 16926 17008 18288 19134 19344 19656 19812 21336 21762 22323 22568 23114 23436 23622 24003 25389 25512 26416 27432 27559 27638 28701 29016 29718 29764 31248 31496 32004 32953 33852 34671 35433 38268 39312 39624 41457 42672 43524 44577 44646 45136 46228 46872 47244 48006 50778 51024 51181 54864 55118 55276 57402 58032 59436 59528 62992 64008 65906 66969 67704 69342 70866 76167 76536 79248 82677 82914 87048 89154 89292 92456 93744 94488 96012 96733 98859 101556 102362 104013 106299 110236 110552 114804 118872 119056 124371 128016 131812 133938 135001 135408 138684 141732 152334 153072 153543 165354 165828 174096 178308 178584 184912 188976 192024 193466 197718 200907 203112 204724 208026 212598 220472 221104 229608 230671 237744 248031 248742 263624 267876 270002 277368 283464 290199 296577 304668 307086 312039 330708 331656 356616 357168 358267 373113 384048 386932 395436 401814 405003 406224 409448 416052 425196 428389 440944 459216 460629 461342 496062 497484 527248 535752 540004 554736 566928 580398 593154 609336 614172 624078 661416 663312 692013 713232 716534 744093 746226 773864 790872 803628 810006 818896 832104 850392 856778 870597 889731 921258 922684 945007 992124 994968 1071504 1074801 1080008 1160796 1186308 1215009 1218672 1228344 1248156 1285167 1322832 1381887 1384026 1433068 1488186 1492452 1547728 1581744 1607256 1620012 1664208 1700784 1713556 1741194 1755013 1779462 1842516 1845368 1890014 1984248 1989936 2076039 2149602 2160016 2321592 2372616 2430018 2456688 2496312 2570334 2611791 2763774 2768052 2835021 2866136 2976372 2984904 2998723 3214512 3224403 3240024 3427112 3482388 3510026 3558924 3645027 3685032 3690736 3780028 3855501 3968496 4152078 4185031 4299204 4643184 4745232 4860036 4992624 5140668 5223582 5265039 5527548 5536104 5670042 5732272 5952744 5969808 5997446 6228117 6448806 6480048 6854224 6964776 7020052 7117848 7290054 7370064 7560056 7711002 8304156 8370062 8505063 8598408 8996169 9673209 9720072 10281336 10447164 10530078 11055096 11072208 11340084 11566503 11905488 11994892 12285091 12456234 12555093 12897612 13929552 14040104 14235696 14580108 15120112 15422004 15795117 16608312 16740124 17010126 17196816 17992338 19346418 19440144 20562672 20894328 21060156 22110192 22680168 23133006 23989784 24570182 24912468 25110186 25515189 25795224 26988507 28080208 29160216 29295217 30844008 31590234 33216624 33480248 34020252 35984676 36855273 37665279 38692836 41788656 42120312 45360336 46266012 47385351 47979568 49140364 49824936 50220372 51030378 51590448 53977014 54405403 58320432 58590434 61688016 63180468 66960496 68040504 71969352 73710546 75330558 77385672 80965521 84240624 87885651 92532024 94770702 98280728 99649872 100440744 102060756 107954028 108810806 110565819 112995837 117180868 126360936 136081008 143938704 147421092 150661116 154771344 161931042 163216209 175771302 185064048 189541404 196561456 200881488 204121512 215908056 217621612 221131638 225991674 234361736 252721872 263656953 294842184 301322232 323862084 326432418 331697457 351542604 379082808 380837821 408243024 431816112 435243224 442263276 451983348 468723472 489648627 527313906 589684368 602644464 647724168 652864836 663394914 703085208 758165616 761675642 790970859 870486448 884526552 903966696 979297254 1054627812 1142513463 1295448336 1305729672 1326789828 1406170416 1468945881 1523351284 1581941718 1769053104 1807933392 1958594508 2109255624 2285026926 2611459344 2653579656 2937891762 3046702568 3163883436 3427540389 3917189016 4218511248 4570053852 5307159312 5875783524 6093405136 6327766872 6855080778 7834378032 9140107704 10282621167 11751567048 12655533744 13710161556 18280215408 20565242334 23503134096 27420323112 41130484668 54840646224 82260969336 164521938672
• Sum of all divisors σ(n): 605259038720
• Sum of proper divisors (its aliquot sum) s(n): 440737100048
• 164521938672 is an abundant number, because the sum of its proper divisors (440737100048) is greater than itself. Its abundance is 276215161376

Bases of 164521938672

• Binary: 10011001001110010001011000111011110000₂
• Hexadecimal: 0x264E458EF0
• Base-36: 23KW44C0

Squares and roots of 164521938672

• 164521938672 squared (164521938672²) is 27067468304393329123584
• 164521938672 cubed (164521938672³) is 4453192360381703122236198356840448
• The square root of 164521938672 is 405613.0405595955
• The cube root of 164521938672 is 5479.5043093295

Scales and comparisons

• 164,521,938,672 seconds is equal to 5,231 years, 15 weeks, 2 hours, 31 minutes, 12 seconds.
• To count from 1 to 164,521,938,672 would take you about ten thousand, four hundred sixty-two 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 164521938672 cubic inches would be around 456.6 feet tall.

Recreational maths with 164521938672

• 164521938672 backwards is 276839125461
• 164521938672 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 164521938672's digits is 54
• More coming soon!