18014699638

Names of 18014699638

• Cardinal: 18014699638 can be written as Eighteen billion, fourteen million, six hundred ninety-nine thousand, six hundred thirty-eight.

Scientific notation

• Scientific notation: 1.8014699638 × 10¹⁰

Factors of 18014699638

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 578

Divisors of 18014699638

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 13 17 26 34 37 41 67 74 82 134 221 401 442 481 533 629 697 802 871 962 1066 1139 1258 1394 1517 1742 2278 2479 2747 3034 4958 5213 5494 6817 8177 9061 10426 13634 14807 14837 16354 16441 18122 19721 25789 26867 29614 29674 32227 32882 35711 39442 42143 46699 51578 53734 64454 71422 84286 88621 93398 101639 177242 192881 203278 213733 252229 279497 335257 349271 385762 427466 456739 504458 547859 558994 607087 608317 670514 698542 913478 994079 1095718 1101547 1214174 1216634 1321307 1727863 1988158 2203094 2642614 3278977 3455726 3633461 5937607 6557954 7266922 7908121 10341389 11875214 12923027 14320111 15816242 16899343 18726299 20682778 22462219 25846054 28640222 33798686 37452598 40757239 44924438 81514478 134438057 219691459 243441887 268876114 439382918 486883774 529844107 692873063 1059688214 1385746126 9007349819 18014699638
• Sum of all divisors σ(n): 32982961536
• Sum of proper divisors (its aliquot sum) s(n): 14968261898
• 18014699638 is a deficient number, because the sum of its proper divisors (14968261898) is less than itself. Its deficiency is 3046437740

Bases of 18014699638

• Binary: 10000110001110000101000000001110110₂
• Hexadecimal: 0x431C28076
• Base-36: 89XHJ7A

Squares and roots of 18014699638

• 18014699638 squared (18014699638²) is 324529403047357331044
• 18014699638 cubed (18014699638³) is 5846299719597584208414992962072
• The square root of 18014699638 is 134218.8497864589
• The cube root of 18014699638 is 2621.4546065741

Scales and comparisons

• 18,014,699,638 seconds is equal to 572 years, 42 weeks, 1 day, 11 hours, 13 minutes, 58 seconds.
• To count from 1 to 18,014,699,638 would take you about one thousand, one hundred forty-five 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 18014699638 cubic inches would be around 218.5 feet tall.

Recreational maths with 18014699638

• 18014699638 backwards is 83699641081
• The number of decimal digits it has is: 11
• The sum of 18014699638's digits is 55
• More coming soon!