13687045164

Names of 13687045164

• Cardinal: 13687045164 can be written as Thirteen billion, six hundred eighty-seven million, forty-five thousand, one hundred sixty-four.

Scientific notation

• Scientific notation: 1.3687045164 × 10¹⁰

Factors of 13687045164

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2643

Divisors of 13687045164

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 9 12 13 18 26 36 39 52 71 78 117 142 156 173 213 234 284 346 426 468 519 639 692 852 923 1038 1278 1557 1846 2076 2249 2381 2556 2769 3114 3692 4498 4762 5538 6228 6747 7143 8307 8996 9524 11076 12283 13494 14286 16614 20241 21429 24566 26988 28572 30953 33228 36849 40482 42858 49132 61906 73698 80964 85716 92859 110547 123812 147396 159679 169051 185718 221094 278577 319358 338102 371436 411913 442188 479037 507153 557154 638716 676204 823826 958074 1014306 1114308 1235739 1437111 1521459 1647652 1916148 2028612 2197663 2471478 2874222 3042918 3707217 4395326 4942956 5354869 5748444 6085836 6592989 7414434 8790652 10709738 13185978 14828868 16064607 19778967 21419476 26371956 29245823 32129214 39557934 48193821 58491646 64258428 79115868 87737469 96387642 116983292 175474938 192775284 263212407 350949876 380195699 526424814 760391398 1052849628 1140587097 1520782796 2281174194 3421761291 4562348388 6843522582 13687045164
• Sum of all divisors σ(n): 38018320704
• Sum of proper divisors (its aliquot sum) s(n): 24331275540
• 13687045164 is an abundant number, because the sum of its proper divisors (24331275540) is greater than itself. Its abundance is 10644230376

Bases of 13687045164

• Binary: 1100101111110011111011110000101100₂
• Hexadecimal: 0x32FCFBC2C
• Base-36: 6ACWVN0

Squares and roots of 13687045164

• 13687045164 squared (13687045164²) is 187335205321375786896
• 13687045164 cubed (13687045164³) is 2564065416040883529861591370944
• The square root of 13687045164 is 116991.6457017337
• The cube root of 13687045164 is 2392.0480547517

Scales and comparisons

• 13,687,045,164 seconds is equal to 435 years, 10 weeks, 4 days, 20 hours, 59 minutes, 24 seconds.
• To count from 1 to 13,687,045,164 would take you about eight hundred seventy 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 13687045164 cubic inches would be around 199.3 feet tall.

Recreational maths with 13687045164

• 13687045164 backwards is 46154078631
• The number of decimal digits it has is: 11
• The sum of 13687045164's digits is 45
• More coming soon!