1213229808

Names of 1213229808

• Cardinal: 1213229808 can be written as One billion, two hundred thirteen million, two hundred twenty-nine thousand, eight hundred eight.

Scientific notation

• Scientific notation: 1.213229808 × 10⁹

Factors of 1213229808

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1388

Divisors of 1213229808

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 36 42 48 49 56 63 72 84 98 112 126 139 144 147 168 196 252 278 294 336 392 417 441 504 556 588 784 834 882 973 1008 1112 1176 1237 1251 1668 1764 1946 2224 2352 2474 2502 2919 3336 3528 3711 3892 4948 5004 5838 6672 6811 7056 7422 7784 8659 8757 9896 10008 11133 11676 13622 14844 15568 17318 17514 19792 20016 20433 22266 23352 25977 27244 29688 34636 35028 40866 44532 46704 51954 54488 59376 60613 61299 69272 70056 77931 81732 89064 103908 108976 121226 122598 138544 140112 155862 163464 171943 178128 181839 207816 242452 245196 311724 326928 343886 363678 415632 484904 490392 515829 545517 623448 687772 727356 969808 980784 1031658 1091034 1203601 1246896 1375544 1454712 1547487 2063316 2182068 2407202 2751088 2909424 3094974 3610803 4126632 4364136 4814404 6189948 7221606 8253264 8425207 8728272 9628808 10832409 12379896 14443212 16850414 19257616 21664818 24759792 25275621 28886424 33700828 43329636 50551242 57772848 67401656 75826863 86659272 101102484 134803312 151653726 173318544 202204968 303307452 404409936 606614904 1213229808
• Sum of all divisors σ(n): 3981333720
• Sum of proper divisors (its aliquot sum) s(n): 2768103912
• 1213229808 is an abundant number, because the sum of its proper divisors (2768103912) is greater than itself. Its abundance is 1554874104

Bases of 1213229808

• Binary: 1001000010100000110101011110000₂
• Hexadecimal: 0x48506AF0
• Base-36: K2BQ40

Squares and roots of 1213229808

• 1213229808 squared (1213229808²) is 1471926567019716864
• 1213229808 cubed (1213229808³) is 1785785186295430223125082112
• The square root of 1213229808 is 34831.4485486895
• The cube root of 1213229808 is 1066.5495185581

Scales and comparisons

• 1,213,229,808 seconds is equal to 38 years, 30 weeks, 16 minutes, 48 seconds.
• To count from 1 to 1,213,229,808 would take you about seventy-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 1213229808 cubic inches would be around 88.9 feet tall.

Recreational maths with 1213229808

• 1213229808 backwards is 8089223121
• 1213229808 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1213229808's digits is 36
• More coming soon!