12620438172

Names of 12620438172

• Cardinal: 12620438172 can be written as Twelve billion, six hundred twenty million, four hundred thirty-eight thousand, one hundred seventy-two.

Scientific notation

• Scientific notation: 1.2620438172 × 10¹⁰

Factors of 12620438172

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1465

Divisors of 12620438172

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 9 12 17 18 19 27 34 36 38 51 54 57 68 76 102 108 114 153 171 204 228 306 323 331 342 459 513 612 646 662 684 918 969 993 1026 1093 1292 1324 1836 1938 1986 2052 2186 2907 2979 3279 3876 3972 4372 5627 5814 5958 6289 6558 8721 8937 9837 11254 11628 11916 12578 13116 16881 17442 17874 18581 18867 19674 20767 22508 25156 29511 33762 34884 35748 37162 37734 39348 41534 50643 55743 56601 59022 62301 67524 74324 75468 83068 101286 106913 111486 113202 118044 124602 151929 167229 169803 186903 202572 213826 222972 226404 249204 303858 320739 334458 339606 353039 361783 373806 427652 501687 560709 607716 641478 668916 679212 706078 723566 747612 962217 1003374 1059117 1085349 1121418 1282956 1412156 1447132 1924434 2006748 2118234 2170698 2242836 2886651 3177351 3256047 3848868 4236468 4341396 5773302 6150311 6354702 6512094 6873877 9532053 9768141 11546604 12300622 12709404 13024188 13747754 18450933 19064106 19536282 20621631 24601244 27495508 36901866 38128212 39072564 41243262 55352799 61864893 73803732 82486524 110705598 116855909 123729786 166058397 185594679 221411196 233711818 247459572 332116794 350567727 371189358 467423636 664233588 701135454 742378716 1051703181 1402270908 2103406362 3155109543 4206812724 6310219086 12620438172
• Sum of all divisors σ(n): 36611366400
• Sum of proper divisors (its aliquot sum) s(n): 23990928228
• 12620438172 is an abundant number, because the sum of its proper divisors (23990928228) is greater than itself. Its abundance is 11370490056

Bases of 12620438172

• Binary: 1011110000001111001001101010011100₂
• Hexadecimal: 0x2F03C9A9C
• Base-36: 5SPVSF0

Squares and roots of 12620438172

• 12620438172 squared (12620438172²) is 159275459653274701584
• 12620438172 cubed (12620438172³) is 2010126090871033928672622464448
• The square root of 12620438172 is 112340.7235689711
• The cube root of 12620438172 is 2328.2242649823

Scales and comparisons

• 12,620,438,172 seconds is equal to 401 years, 15 weeks, 21 hours, 16 minutes, 12 seconds.
• To count from 1 to 12,620,438,172 would take you about eight hundred 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 12620438172 cubic inches would be around 194 feet tall.

Recreational maths with 12620438172

• 12620438172 backwards is 27183402621
• 12620438172 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12620438172's digits is 36
• More coming soon!