13639988691
13,639,988,691 is an odd composite number composed of five prime numbers multiplied together.
13639988691 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred eight divisors.
Prime factorization of 13639988691:
32 × 7 × 37 × 412 × 592
(3 × 3 × 7 × 37 × 41 × 41 × 59 × 59)See below for interesting mathematical facts about the number 13639988691 from the Numbermatics database.
Names of 13639988691
- Cardinal: 13639988691 can be written as Thirteen billion, six hundred thirty-nine million, nine hundred eighty-eight thousand, six hundred ninety-one.
Scientific notation
- Scientific notation: 1.3639988691 × 1010
Factors of 13639988691
Divisors of 13639988691
- Number of divisors d(n): 108
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Complete list of divisors:
1 3 7 9 21 37 41 59 63 111 123 177 259 287 333 369 413 531 777 861 1239 1517 1681 2183 2331 2419 2583 3481 3717 4551 5043 6549 7257 10443 10619 11767 13653 15129 15281 16933 19647 21771 24367 31329 31857 35301 45843 50799 62197 73101 89503 95571 99179 105903 128797 137529 142721 152397 186591 219303 268509 297537 386391 428163 435379 559773 626521 694253 805527 892611 901579 999047 1159173 1284489 1306137 1879563 2082759 2704737 2997141 3669623 3918411 5280677 5638689 5851561 6248277 8114211 8991423 11008869 15842031 17554683 25687361 33026607 36964739 40960927 47526093 52664049 77062083 110894217 122882781 216507757 231186249 332682651 368648343 649523271 1515554299 1948569813 4546662897 13639988691
- Sum of all divisors σ(n): 24111717136
- Sum of proper divisors (its aliquot sum) s(n): 10471728445
- 13639988691 is a deficient number, because the sum of its proper divisors (10471728445) is less than itself. Its deficiency is 3168260246
Bases of 13639988691
- Binary: 11001011010000000110110101110100112
- Hexadecimal: 0x32D01B5D3
- Base-36: 69KWAMR
Squares and roots of 13639988691
- 13639988691 squared (136399886912) is 186049291490607893481
- 13639988691 cubed (136399886913) is 2537710231900454199796172623371
-
The
square root of 13639988691 is 116790.3621494513 -
The
cube root of 13639988691 is 2389.3035961115
Scales and comparisons
How big is 13639988691?- 13,639,988,691 seconds is equal to 433 years, 36 weeks, 6 days, 5 hours, 44 minutes, 51 seconds.
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To count from 1 to 13,639,988,691 would take you about eight hundred sixty-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 13639988691 cubic inches would be around 199.1 feet tall.
Recreational maths with 13639988691
- 13639988691 backwards is 19688993631
- 13639988691 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 13639988691's digits is 63
- More coming soon!
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