100121220972
100,121,220,972 is an even composite number composed of four prime numbers multiplied together.
100121220972 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 100121220972:
22 × 32 × 233 × 228581
(2 × 2 × 3 × 3 × 23 × 23 × 23 × 228581)See below for interesting mathematical facts about the number 100121220972 from the Numbermatics database.
Names of 100121220972
- Cardinal: 100121220972 can be written as One hundred billion, one hundred twenty-one million, two hundred twenty thousand, nine hundred seventy-two.
Scientific notation
- Scientific notation: 1.00121220972 × 1011
Factors of 100121220972
Divisors of 100121220972
- Number of divisors d(n): 72
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Complete list of divisors:
1 2 3 4 6 9 12 18 23 36 46 69 92 138 207 276 414 529 828 1058 1587 2116 3174 4761 6348 9522 12167 19044 24334 36501 48668 73002 109503 146004 219006 228581 438012 457162 685743 914324 1371486 2057229 2742972 4114458 5257363 8228916 10514726 15772089 21029452 31544178 47316267 63088356 94632534 120919349 189265068 241838698 362758047 483677396 725516094 1088274141 1451032188 2176548282 2781145027 4353096564 5562290054 8343435081 11124580108 16686870162 25030305243 33373740324 50060610486 100121220972
- Sum of all divisors σ(n): 264588236640
- Sum of proper divisors (its aliquot sum) s(n): 164467015668
- 100121220972 is an abundant number, because the sum of its proper divisors (164467015668) is greater than itself. Its abundance is 64345794696
Bases of 100121220972
- Binary: 10111010011111011000010010111011011002
- Hexadecimal: 0x174FB0976C
- Base-36: 19ZTL8J0
Squares and roots of 100121220972
- 100121220972 squared (1001212209722) is 10024258888924052624784
- 100121220972 cubed (1001212209723) is 1003641039298500276171755467770048
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The
square root of 100121220972 is 316419.3751526603 -
The
cube root of 100121220972 is 4643.4636026457
Scales and comparisons
How big is 100121220972?- 100,121,220,972 seconds is equal to 3,183 years, 28 weeks, 2 days, 10 hours, 16 minutes, 12 seconds.
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To count from 1 to 100,121,220,972 would take you about six thousand, three 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 100121220972 cubic inches would be around 387 feet tall.
Recreational maths with 100121220972
- 100121220972 backwards is 279022121001
- The number of decimal digits it has is: 12
- The sum of 100121220972's digits is 27
- More coming soon!
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