121864180321
121,864,180,321 is an odd composite number composed of five prime numbers multiplied together.
121864180321 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 121864180321:
13 × 312 × 41 × 53 × 672
(13 × 31 × 31 × 41 × 53 × 67 × 67)See below for interesting mathematical facts about the number 121864180321 from the Numbermatics database.
Names of 121864180321
- Cardinal: 121864180321 can be written as One hundred twenty-one billion, eight hundred sixty-four million, one hundred eighty thousand, three hundred twenty-one.
Scientific notation
- Scientific notation: 1.21864180321 × 1011
Factors of 121864180321
Divisors of 121864180321
- Number of divisors d(n): 72
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Complete list of divisors:
1 13 31 41 53 67 403 533 689 871 961 1271 1643 2077 2173 2747 3551 4489 12493 16523 21359 27001 28249 35711 39401 46163 50933 58357 64387 67363 85157 110081 139159 145591 184049 237917 512213 662129 837031 875719 1107041 1431053 1809067 1892683 2088253 2392637 2639867 3092921 3412511 4313929 4513321 5705519 7375427 9754597 27147289 34318271 44362643 56081077 58673173 74171747 95880551 126809761 139912951 176871089 228638237 302392507 1818868363 2299324157 2972297081 3931102591 9374167717 121864180321
- Sum of all divisors σ(n): 143681006952
- Sum of proper divisors (its aliquot sum) s(n): 21816826631
- 121864180321 is a deficient number, because the sum of its proper divisors (21816826631) is less than itself. Its deficiency is 100047353690
Bases of 121864180321
- Binary: 11100010111111010101111010010011000012
- Hexadecimal: 0x1C5FABD261
- Base-36: 1JZESBC1
Squares and roots of 121864180321
- 121864180321 squared (1218641803212) is 14850878445309203663041
- 121864180321 cubed (1218641803213) is 1809790128784412931793742147216161
-
The
square root of 121864180321 is 349090.5044841525 -
The
cube root of 121864180321 is 4957.8344843699
Scales and comparisons
How big is 121864180321?- 121,864,180,321 seconds is equal to 3,874 years, 47 weeks, 1 hour, 12 minutes, 1 second.
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To count from 1 to 121,864,180,321 would take you about seven thousand, seven hundred forty-nine 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 121864180321 cubic inches would be around 413.2 feet tall.
Recreational maths with 121864180321
- 121864180321 backwards is 123081468121
- The number of decimal digits it has is: 12
- The sum of 121864180321's digits is 37
- More coming soon!
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