12390680718

Names of 12390680718

• Cardinal: 12390680718 can be written as Twelve billion, three hundred ninety million, six hundred eighty thousand, seven hundred eighteen.

Scientific notation

• Scientific notation: 1.2390680718 × 10¹⁰

Factors of 12390680718

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 3387

Divisors of 12390680718

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 9 13 18 26 31 39 62 78 93 117 186 234 279 403 558 631 806 1209 1262 1893 2418 2707 3627 3786 5414 5679 7254 8121 8203 11358 16242 16406 19561 24363 24609 35191 39122 48726 49218 58683 70382 73827 83917 105573 117366 147654 167834 176049 211146 251751 254293 316719 352098 503502 508586 633438 755253 762879 1090921 1510506 1525758 1708117 2181842 2288637 3272763 3416234 4577274 5124351 6545526 9818289 10248702 15373053 19636578 22205521 30746106 44411042 52951627 66616563 105903254 133233126 158854881 199849689 317709762 399699378 476564643 688371151 953129286 1376742302 2065113453 4130226906 6195340359 12390680718
• Sum of all divisors σ(n): 29902559232
• Sum of proper divisors (its aliquot sum) s(n): 17511878514
• 12390680718 is an abundant number, because the sum of its proper divisors (17511878514) is greater than itself. Its abundance is 5121197796

Bases of 12390680718

• Binary: 1011100010100010101100100010001110₂
• Hexadecimal: 0x2E28AC88E
• Base-36: 5OX3AFI

Squares and roots of 12390680718

• 12390680718 squared (12390680718²) is 153528968655416995524
• 12390680718 cubed (12390680718³) is 1902328431573101752688719106232
• The square root of 12390680718 is 111313.4345800183
• The cube root of 12390680718 is 2314.0090622107

Scales and comparisons

• 12,390,680,718 seconds is equal to 393 years, 51 weeks, 1 day, 15 hours, 45 minutes, 18 seconds.
• To count from 1 to 12,390,680,718 would take you about seven hundred eighty-seven 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 12390680718 cubic inches would be around 192.8 feet tall.

Recreational maths with 12390680718

• 12390680718 backwards is 81708609321
• The number of decimal digits it has is: 11
• The sum of 12390680718's digits is 45
• More coming soon!