13428661491
13,428,661,491 is an odd composite number composed of five prime numbers multiplied together.
13428661491 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 13428661491:
33 × 7 × 73 × 523 × 1861
(3 × 3 × 3 × 7 × 73 × 523 × 1861)See below for interesting mathematical facts about the number 13428661491 from the Numbermatics database.
Names of 13428661491
- Cardinal: 13428661491 can be written as Thirteen billion, four hundred twenty-eight million, six hundred sixty-one thousand, four hundred ninety-one.
Scientific notation
- Scientific notation: 1.3428661491 × 1010
Factors of 13428661491
Divisors of 13428661491
- Number of divisors d(n): 64
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Complete list of divisors:
1 3 7 9 21 27 63 73 189 219 511 523 657 1533 1569 1861 1971 3661 4599 4707 5583 10983 13027 13797 14121 16749 32949 38179 39081 50247 98847 114537 117243 135853 267253 343611 351729 407559 801759 950971 973303 1030833 1222677 2405277 2852913 2919909 3668031 6813121 7215831 8558739 8759727 20439363 25676217 26279181 61318089 71051119 183954267 213153357 497357833 639460071 1492073499 1918380213 4476220497 13428661491
- Sum of all divisors σ(n): 23104291840
- Sum of proper divisors (its aliquot sum) s(n): 9675630349
- 13428661491 is a deficient number, because the sum of its proper divisors (9675630349) is less than itself. Its deficiency is 3753031142
Bases of 13428661491
- Binary: 11001000000110100100011100111100112
- Hexadecimal: 0x320691CF3
- Base-36: 6632TIR
Squares and roots of 13428661491
- 13428661491 squared (134286614912) is 180328949439866343081
- 13428661491 cubed (134286614913) is 2421576419055619181518818993771
-
The
square root of 13428661491 is 115882.1016852905 -
The
cube root of 13428661491 is 2376.8999896981
Scales and comparisons
How big is 13428661491?- 13,428,661,491 seconds is equal to 426 years, 51 weeks, 3 days, 7 hours, 44 minutes, 51 seconds.
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To count from 1 to 13,428,661,491 would take you about eight hundred fifty-three 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 13428661491 cubic inches would be around 198.1 feet tall.
Recreational maths with 13428661491
- 13428661491 backwards is 19416682431
- The number of decimal digits it has is: 11
- The sum of 13428661491's digits is 45
- More coming soon!
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