121974665442
121,974,665,442 is an even composite number composed of six prime numbers multiplied together.
121974665442 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 121974665442:
2 × 3 × 7 × 269 × 1163 × 9283
See below for interesting mathematical facts about the number 121974665442 from the Numbermatics database.
Names of 121974665442
- Cardinal: 121974665442 can be written as One hundred twenty-one billion, nine hundred seventy-four million, six hundred sixty-five thousand, four hundred forty-two.
Scientific notation
- Scientific notation: 1.21974665442 × 1011
Factors of 121974665442
Divisors of 121974665442
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 3 6 7 14 21 42 269 538 807 1163 1614 1883 2326 3489 3766 5649 6978 8141 9283 11298 16282 18566 24423 27849 48846 55698 64981 129962 194943 312847 389886 625694 938541 1877082 2189929 2497127 4379858 4994254 6569787 7491381 10796129 13139574 14982762 17479889 21592258 32388387 34959778 52439667 64776774 75572903 104879334 151145806 226718709 453437418 2904158701 5808317402 8712476103 17424952206 20329110907 40658221814 60987332721 121974665442
- Sum of all divisors σ(n): 280106449920
- Sum of proper divisors (its aliquot sum) s(n): 158131784478
- 121974665442 is an abundant number, because the sum of its proper divisors (158131784478) is greater than itself. Its abundance is 36157119036
Bases of 121974665442
- Binary: 11100011001100100000110110000111000102
- Hexadecimal: 0x1C6641B0E2
- Base-36: 1K18KE76
Squares and roots of 121974665442
- 121974665442 squared (1219746654422) is 14877819009687829055364
- 121974665442 cubed (1219746654423) is 1814716996213300705887310795530888
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The
square root of 121974665442 is 349248.7157342171 -
The
cube root of 121974665442 is 4959.3323308113
Scales and comparisons
How big is 121974665442?- 121,974,665,442 seconds is equal to 3,878 years, 21 weeks, 4 days, 19 hours, 30 minutes, 42 seconds.
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To count from 1 to 121,974,665,442 would take you about seven thousand, seven hundred fifty-six 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 121974665442 cubic inches would be around 413.3 feet tall.
Recreational maths with 121974665442
- 121974665442 backwards is 244566479121
- The number of decimal digits it has is: 12
- The sum of 121974665442's digits is 51
- More coming soon!
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