13390538868
13,390,538,868 is an even composite number composed of six prime numbers multiplied together.
13390538868 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 13390538868:
22 × 33 × 7 × 79 × 139 × 1613
(2 × 2 × 3 × 3 × 3 × 7 × 79 × 139 × 1613)See below for interesting mathematical facts about the number 13390538868 from the Numbermatics database.
Names of 13390538868
- Cardinal: 13390538868 can be written as Thirteen billion, three hundred ninety million, five hundred thirty-eight thousand, eight hundred sixty-eight.
Scientific notation
- Scientific notation: 1.3390538868 × 1010
Factors of 13390538868
Divisors of 13390538868
- Number of divisors d(n): 192
-
Complete list of divisors:
1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 54 63 79 84 108 126 139 158 189 237 252 278 316 378 417 474 553 556 711 756 834 948 973 1106 1251 1422 1613 1659 1668 1946 2133 2212 2502 2844 2919 3226 3318 3753 3892 4266 4839 4977 5004 5838 6452 6636 7506 8532 8757 9678 9954 10981 11291 11676 14517 14931 15012 17514 19356 19908 21962 22582 26271 29034 29862 32943 33873 35028 43551 43924 45164 52542 58068 59724 65886 67746 76867 87102 98829 101619 105084 127427 131772 135492 153734 174204 197658 203238 224207 230601 254854 296487 304857 307468 382281 395316 406476 448414 461202 509708 592974 609714 672621 691803 764562 891989 896828 922404 1146843 1185948 1219428 1345242 1383606 1529124 1569449 1783978 2017863 2075409 2293686 2675967 2690484 2767212 3138898 3440529 3567956 4035726 4150818 4587372 4708347 5351934 6053589 6277796 6881058 8027901 8071452 8301636 9416694 10703868 12107178 13762116 14125041 16055802 17712353 18833388 24083703 24214356 28250082 32111604 35424706 42375123 48167406 53137059 56500164 70849412 84750246 96334812 106274118 123986471 159411177 169500492 212548236 247972942 318822354 371959413 478233531 495945884 637644708 743918826 956467062 1115878239 1487837652 1912934124 2231756478 3347634717 4463512956 6695269434 13390538868
- Sum of all divisors σ(n): 40492032000
- Sum of proper divisors (its aliquot sum) s(n): 27101493132
- 13390538868 is an abundant number, because the sum of its proper divisors (27101493132) is greater than itself. Its abundance is 13710954264
Bases of 13390538868
- Binary: 11000111100010001101101000011101002
- Hexadecimal: 0x31E236874
- Base-36: 65GDPX0
Squares and roots of 13390538868
- 13390538868 squared (133905388682) is 179306531175418721424
- 13390538868 cubed (133905388683) is 2401011074990698115402936308032
-
The
square root of 13390538868 is 115717.4959459459 -
The
cube root of 13390538868 is 2374.6485976419
Scales and comparisons
How big is 13390538868?- 13,390,538,868 seconds is equal to 425 years, 40 weeks, 3 days, 2 hours, 7 minutes, 48 seconds.
-
To count from 1 to 13,390,538,868 would take you about eight hundred fifty-one 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 13390538868 cubic inches would be around 197.9 feet tall.
Recreational maths with 13390538868
- 13390538868 backwards is 86883509331
- 13390538868 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 13390538868's digits is 54
- More coming soon!
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