19813463472

Names of 19813463472

• Cardinal: 19813463472 can be written as Nineteen billion, eight hundred thirteen million, four hundred sixty-three thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 1.9813463472 × 10¹⁰

Factors of 19813463472

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1863

Divisors of 19813463472

• Number of divisors d(n): 90
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 22 24 33 44 48 66 88 121 132 176 242 264 363 484 528 726 968 1452 1847 1936 2904 3694 5541 5808 7388 11082 14776 20317 22164 29552 40634 44328 60951 81268 88656 121902 162536 223487 243804 325072 446974 487608 670461 893948 975216 1340922 1787896 2681844 3411409 3575792 5363688 6822818 10234227 10727376 13645636 20468454 27291272 37525499 40936908 54582544 75050998 81873816 112576497 150101996 163747632 225152994 300203992 412780489 450305988 600407984 825560978 900611976 1238341467 1651121956 1801223952 2476682934 3302243912 4953365868 6604487824 9906731736 19813463472
• Sum of all divisors σ(n): 56291434444
• Sum of proper divisors (its aliquot sum) s(n): 36477970972
• 19813463472 is an abundant number, because the sum of its proper divisors (36477970972) is greater than itself. Its abundance is 16664507500

Bases of 19813463472

• Binary: 10010011100111110010111010110110000₂
• Hexadecimal: 0x49CF975B0
• Base-36: 93OFA9C

Squares and roots of 19813463472

• 19813463472 squared (19813463472²) is 392573334756278294784
• 19813463472 cubed (19813463472³) is 7778237428274748016369232130048
• The square root of 19813463472 is 140760.3050295075
• The cube root of 19813463472 is 2705.9522762421

Scales and comparisons

• 19,813,463,472 seconds is equal to 630 years, 2 days, 11 hours, 51 minutes, 12 seconds.
• To count from 1 to 19,813,463,472 would take you about one thousand, two hundred sixty 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 19813463472 cubic inches would be around 225.5 feet tall.

Recreational maths with 19813463472

• 19813463472 backwards is 27436431891
• 19813463472 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 19813463472's digits is 48
• More coming soon!