121628399872
121,628,399,872 is an even composite number composed of five prime numbers multiplied together.
121628399872 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 121628399872:
28 × 7 × 73 × 127 × 7321
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 7 × 73 × 127 × 7321)See below for interesting mathematical facts about the number 121628399872 from the Numbermatics database.
Names of 121628399872
- Cardinal: 121628399872 can be written as One hundred twenty-one billion, six hundred twenty-eight million, three hundred ninety-nine thousand, eight hundred seventy-two.
Scientific notation
- Scientific notation: 1.21628399872 × 1011
Factors of 121628399872
Divisors of 121628399872
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 4 7 8 14 16 28 32 56 64 73 112 127 128 146 224 254 256 292 448 508 511 584 889 896 1016 1022 1168 1778 1792 2032 2044 2336 3556 4064 4088 4672 7112 7321 8128 8176 9271 9344 14224 14642 16256 16352 18542 18688 28448 29284 32512 32704 37084 51247 56896 58568 64897 65408 74168 102494 113792 117136 129794 130816 148336 204988 227584 234272 259588 296672 409976 468544 519176 534433 593344 819952 929767 937088 1038352 1068866 1186688 1639904 1859534 1874176 2076704 2137732 2373376 3279808 3719068 3741031 4153408 4275464 6508369 6559616 7438136 7482062 8306816 8550928 13016738 13119232 14876272 14964124 16613632 17101856 26033476 29752544 29928248 34203712 52066952 59505088 59856496 67872991 68407424 104133904 119010176 119712992 135745982 136814848 208267808 238020352 239425984 271491964 416535616 475110937 478851968 542983928 833071232 950221874 957703936 1085967856 1666142464 1900443748 2171935712 3800887496 4343871424 7601774992 8687742848 15203549984 17375485696 30407099968 60814199936 121628399872
- Sum of all divisors σ(n): 283519086592
- Sum of proper divisors (its aliquot sum) s(n): 161890686720
- 121628399872 is an abundant number, because the sum of its proper divisors (161890686720) is greater than itself. Its abundance is 40262286848
Bases of 121628399872
- Binary: 11100010100011001111000011001000000002
- Hexadecimal: 0x1C519E1900
- Base-36: 1JVIEPZ4
Squares and roots of 121628399872
- 121628399872 squared (1216283998722) is 14793467655423129616384
- 121628399872 cubed (1216283998723) is 1799305799487302718339239114702848
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The
square root of 121628399872 is 348752.6342151411 -
The
cube root of 121628399872 is 4954.6349794153
Scales and comparisons
How big is 121628399872?- 121,628,399,872 seconds is equal to 3,867 years, 21 weeks, 1 day, 2 hours, 37 minutes, 52 seconds.
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To count from 1 to 121,628,399,872 would take you about seven thousand, seven 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 121628399872 cubic inches would be around 412.9 feet tall.
Recreational maths with 121628399872
- 121628399872 backwards is 278993826121
- The number of decimal digits it has is: 12
- The sum of 121628399872's digits is 58
- More coming soon!
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