13193994780

Names of 13193994780

• Cardinal: 13193994780 can be written as Thirteen billion, one hundred ninety-three million, nine hundred ninety-four thousand, seven hundred eighty.

Scientific notation

• Scientific notation: 1.319399478 × 10¹⁰

Factors of 13193994780

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 5671

Divisors of 13193994780

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 17 18 20 30 34 36 45 51 60 68 85 90 102 153 170 180 204 255 306 340 510 612 765 911 1020 1530 1822 2733 3060 3644 4555 4733 5466 8199 9110 9466 10932 13665 14199 15487 16398 18220 18932 23665 27330 28398 30974 32796 40995 42597 46461 47330 54660 56796 61948 70995 77435 80461 81990 85194 92922 94660 139383 141990 154870 160922 163980 170388 185844 212985 232305 241383 278766 283980 309740 321844 402305 425970 464610 482766 557532 696915 724149 804610 851940 929220 965532 1206915 1393830 1448298 1609220 2413830 2787660 2896596 3620745 4311763 4827660 7241490 8623526 12935289 14482980 17247052 21558815 25870578 38805867 43117630 51741156 64676445 73299971 77611734 86235260 129352890 146599942 155223468 194029335 219899913 258705780 293199884 366499855 388058670 439799826 659699739 732999710 776117340 879599652 1099499565 1319399478 1465999420 2198999130 2638798956 3298498695 4397998260 6596997390 13193994780
• Sum of all divisors σ(n): 42431485824
• Sum of proper divisors (its aliquot sum) s(n): 29237491044
• 13193994780 is an abundant number, because the sum of its proper divisors (29237491044) is greater than itself. Its abundance is 16043496264

Bases of 13193994780

• Binary: 1100010010011011000110001000011100₂
• Hexadecimal: 0x3126C621C
• Base-36: 627D3J0

Squares and roots of 13193994780

• 13193994780 squared (13193994780²) is 174081498254667248400
• 13193994780 cubed (13193994780³) is 2296830379266658786026563352000
• The square root of 13193994780 is 114865.1155921587
• The cube root of 13193994780 is 2362.9730545115

Scales and comparisons

• 13,193,994,780 seconds is equal to 419 years, 27 weeks, 3 days, 6 hours, 33 minutes.
• To count from 1 to 13,193,994,780 would take you about eight hundred thirty-nine 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 13193994780 cubic inches would be around 196.9 feet tall.

Recreational maths with 13193994780

• 13193994780 backwards is 08749939131
• The number of decimal digits it has is: 11
• The sum of 13193994780's digits is 54
• More coming soon!