72641806812

Names of 72641806812

• Cardinal: 72641806812 can be written as Seventy-two billion, six hundred forty-one million, eight hundred six thousand, eight hundred twelve.

Scientific notation

• Scientific notation: 7.2641806812 × 10¹⁰

Factors of 72641806812

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 507

Divisors of 72641806812

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 9 12 18 36 37 61 73 74 111 122 146 148 183 219 222 244 292 331 333 366 438 444 549 657 662 666 732 876 993 1098 1314 1324 1332 1369 1986 2196 2257 2628 2701 2738 2979 3972 4107 4453 4514 5402 5476 5958 6771 8103 8214 8906 9028 10804 11916 12247 12321 13359 13542 16206 16428 17812 20191 20313 24163 24309 24494 24642 26718 27084 32412 36741 40077 40382 40626 48326 48618 48988 49284 53436 60573 72489 73482 80154 80764 81252 83509 96652 97236 99937 110223 121146 144978 146964 160308 164761 167018 181719 199874 217467 220446 242292 250527 289956 299811 329522 334036 363438 399748 434934 440892 453139 494283 501054 599622 659044 726876 747067 751581 869868 894031 899433 906278 988566 1002108 1199244 1359417 1473943 1482849 1494134 1503162 1788062 1798866 1812556 1977132 2241201 2682093 2718834 2947886 2965698 2988268 3006324 3576124 3597732 4078251 4421829 4482402 5364186 5437668 5895772 5931396 6096157 6723603 8046279 8156502 8843658 8964804 10728372 12192314 13265487 13447206 16092558 16313004 17687316 18288471 24384628 26530974 26894412 27641479 32185116 33079147 36576942 53061948 54535891 54865413 55282958 66158294 73153884 82924437 99237441 109071782 109730826 110565916 132316588 163607673 165848874 198474882 218143564 219461652 248773311 297712323 327215346 331697748 396949764 490823019 497546622 595424646 654430692 981646038 995093244 1190849292 1963292076 2017827967 4035655934 6053483901 8071311868 12106967802 18160451703 24213935604 36320903406 72641806812
• Sum of all divisors σ(n): 195028006992
• Sum of proper divisors (its aliquot sum) s(n): 122386200180
• 72641806812 is an abundant number, because the sum of its proper divisors (122386200180) is greater than itself. Its abundance is 49744393368

Bases of 72641806812

• Binary: 1000011101001110010100000000111011100₂
• Hexadecimal: 0x10E9CA01DC
• Base-36: XDD20V0

Squares and roots of 72641806812

• 72641806812 squared (72641806812²) is 5276832096911929603344
• 72641806812 cubed (72641806812³) is 383318617763237252024258637179328
• The square root of 72641806812 is 269521.4403567923
• The cube root of 72641806812 is 4172.4923195965

Scales and comparisons

• 72,641,806,812 seconds is equal to 2,309 years, 40 weeks, 5 days, 15 hours, 40 minutes, 12 seconds.
• To count from 1 to 72,641,806,812 would take you about four thousand, six hundred nineteen 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 72641806812 cubic inches would be around 347.7 feet tall.

Recreational maths with 72641806812

• 72641806812 backwards is 21860814627
• The number of decimal digits it has is: 11
• The sum of 72641806812's digits is 45
• More coming soon!