13121386128
13,121,386,128 is an even composite number composed of five prime numbers multiplied together.
13121386128 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred sixty divisors.
Prime factorization of 13121386128:
24 × 33 × 41 × 67 × 11057
(2 × 2 × 2 × 2 × 3 × 3 × 3 × 41 × 67 × 11057)See below for interesting mathematical facts about the number 13121386128 from the Numbermatics database.
Names of 13121386128
- Cardinal: 13121386128 can be written as Thirteen billion, one hundred twenty-one million, three hundred eighty-six thousand, one hundred twenty-eight.
Scientific notation
- Scientific notation: 1.3121386128 × 1010
Factors of 13121386128
Divisors of 13121386128
- Number of divisors d(n): 160
-
Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 27 36 41 48 54 67 72 82 108 123 134 144 164 201 216 246 268 328 369 402 432 492 536 603 656 738 804 984 1072 1107 1206 1476 1608 1809 1968 2214 2412 2747 2952 3216 3618 4428 4824 5494 5904 7236 8241 8856 9648 10988 11057 14472 16482 17712 21976 22114 24723 28944 32964 33171 43952 44228 49446 65928 66342 74169 88456 98892 99513 131856 132684 148338 176912 197784 199026 265368 296676 298539 395568 398052 453337 530736 593352 597078 740819 796104 906674 1186704 1194156 1360011 1481638 1592208 1813348 2222457 2388312 2720022 2963276 3626696 4080033 4444914 4776624 5440044 5926552 6667371 7253392 8160066 8889828 10880088 11853104 12240099 13334742 16320132 17779656 20002113 21760176 24480198 26669484 30373579 32640264 35559312 40004226 48960396 53338968 60747158 65280528 80008452 91120737 97920792 106677936 121494316 160016904 182241474 195841584 242988632 273362211 320033808 364482948 485977264 546724422 728965896 820086633 1093448844 1457931792 1640173266 2186897688 3280346532 4373795376 6560693064 13121386128
- Sum of all divisors σ(n): 39161243520
- Sum of proper divisors (its aliquot sum) s(n): 26039857392
- 13121386128 is an abundant number, because the sum of its proper divisors (26039857392) is greater than itself. Its abundance is 12918471264
Bases of 13121386128
- Binary: 11000011100001100001110110100100002
- Hexadecimal: 0x30E187690
- Base-36: 6104UC0
Squares and roots of 13121386128
- 13121386128 squared (131213861282) is 172170773920070832384
- 13121386128 cubed (131213861283) is 2259119204561841600820830769152
-
The
square root of 13121386128 is 114548.6190575861 -
The
cube root of 13121386128 is 2358.6304732413
Scales and comparisons
How big is 13121386128?- 13,121,386,128 seconds is equal to 417 years, 11 weeks, 2 days, 21 hours, 28 minutes, 48 seconds.
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To count from 1 to 13,121,386,128 would take you about eight hundred thirty-four 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 13121386128 cubic inches would be around 196.6 feet tall.
Recreational maths with 13121386128
- 13121386128 backwards is 82168312131
- 13121386128 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 13121386128's digits is 36
- More coming soon!
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