164621397807972

Names of 164621397807972

• Cardinal: 164621397807972 can be written as One hundred sixty-four trillion, six hundred twenty-one billion, three hundred ninety-seven million, eight hundred seven thousand, nine hundred seventy-two.

Scientific notation

• Scientific notation: 1.64621397807972 × 10¹⁴

Factors of 164621397807972

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 276

Divisors of 164621397807972

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 28 36 42 49 63 71 84 98 126 142 147 193 196 213 252 284 294 343 386 426 441 497 579 588 639 686 772 852 882 994 1029 1158 1278 1351 1372 1491 1737 1764 1988 2058 2316 2556 2702 2982 3087 3474 3479 4053 4116 4473 5041 5404 5964 6174 6948 6958 8106 8946 9457 10082 10437 12159 12348 13703 13916 15123 16212 17892 18914 20164 20874 24318 24353 27406 28371 30246 31311 35287 37249 37828 41109 41748 45369 48636 48706 54812 56742 60492 62622 66199 70574 73059 74498 82218 85113 90738 95921 97412 105861 111747 113484 123327 125244 132398 141148 146118 148996 164436 170226 181476 191842 198597 211722 219177 223494 246654 247009 260743 264796 287763 292236 317583 335241 340452 357911 383684 397194 423444 438354 446988 493308 494018 521486 575526 595791 635166 670482 671447 715822 741027 782229 794388 863289 876708 972913 988036 1042972 1073733 1151052 1191582 1270332 1340964 1342894 1431644 1482054 1564458 1726578 1729063 1825201 1945826 2014341 2147466 2223081 2346687 2383164 2505377 2644679 2685788 2918739 2964108 3128916 3221199 3453156 3458126 3650402 3891652 4028682 4294932 4446162 4693374 4700129 5010754 5187189 5289358 5475603 5837478 6043023 6442398 6810391 6916252 7300804 7516131 7934037 8057364 8756217 8892324 9386748 9400258 10021508 10374378 10578716 10951206 11674956 12086046 12776407 12884796 13620782 14100387 15032262 15561567 15868074 16426809 17512434 17537639 18512753 18800516 20431173 20748756 21902412 22548393 23802111 24172092 25552814 27241564 28200774 30064524 31123134 31736148 32853618 35024868 35075278 37025506 38329221 40862346 42301161 45096786 47604222 47672737 51105628 52612917 55538259 56401548 61293519 62246268 65707236 69076823 70150556 74051012 76658442 81724692 84602322 90193572 95208444 95345474 105225834 111076518 114987663 122587038 122763473 129589271 138153646 143018211 153316884 157838751 166614777 169204644 187772209 190690948 207230469 210451668 222153036 229975326 245174076 245526946 259178542 276307292 286036422 315677502 333229554 333709159 368290419 375544418 388767813 414460938 429054633 459950652 483537761 491053892 518357084 563316627 572072844 621691407 631355004 666459108 667418318 736580838 751088836 777535626 828921876 858109266 907124897 967075522 1001127477 1104871257 1126633254 1166303439 1243382814 1314405463 1334836636 1450613283 1473161676 1555071252 1689949881 1716218532 1814249794 1934151044 2002254954 2209742514 2253266508 2332606878 2486765628 2628810926 2721374691 2901226566 3003382431 3379899762 3384764327 3628499588 3943216389 4004509908 4351839849 4419485028 4665213756 5257621852 5442749382 5802453132 6006764862 6759799524 6769528654 7886432778 8164124073 8703679698 9200838241 10154292981 10885498764 11829649167 12013529724 13331826839 13539057308 15772865556 16328248146 17407359396 18401676482 20308585962 23659298334 23693350289 26663653678 27602514723 30462878943 32656496292 36803352964 39995480517 40617171924 47318596668 47386700578 53327307356 55205029446 60925757886 64405867687 71080050867 79990961034 82807544169 93322787873 94773401156 110410058892 119986441551 121851515772 128811735374 142160101734 159981922068 165615088338 186645575746 193217603061 213240152601 239972883102 257623470748 279968363619 284320203468 331230176676 373291151492 386435206122 426480305202 479945766204 559936727238 579652809183 653259515111 772870412244 839905090857 852960610404 1119873454476 1159305618366 1306519030222 1679810181714 1959778545333 2318611236732 2613038060444 3359620363428 3919557090666 4572816605777 5879335635999 7839114181332 9145633211554 11758671271998 13718449817331 18291266423108 23517342543996 27436899634662 41155349451993 54873799269324 82310698903986 164621397807972
• Sum of all divisors σ(n): 494774557804800
• Sum of proper divisors (its aliquot sum) s(n): 330153159996828
• 164621397807972 is an abundant number, because the sum of its proper divisors (330153159996828) is greater than itself. Its abundance is 165531762188856

Bases of 164621397807972

• Binary: 100101011011100011100111111100000101001101100100₂
• Hexadecimal: 0x95B8E7F05364
• Base-36: 1MCQ0XUTT0

Squares and roots of 164621397807972

• 164621397807972 squared (164621397807972²) is 27100204616250568406586752784
• 164621397807972 cubed (164621397807972³) is 4461273564809223997337579501602431068394048
• The square root of 164621397807972 is 12830487.0448464271
• The cube root of 164621397807972 is 54806.0826945455

Scales and comparisons

• 164,621,397,807,972 seconds is equal to 5,234,451 years, 12 weeks, 4 days, 9 hours, 46 minutes, 12 seconds.
• To count from 1 to 164,621,397,807,972 would take you about thirteen million, eighty-six thousand, one hundred twenty-eight 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 164621397807972 cubic inches would be around 4567.2 feet tall.

Recreational maths with 164621397807972

• 164621397807972 backwards is 279708793126461
• The number of decimal digits it has is: 15
• The sum of 164621397807972's digits is 72
• More coming soon!