72872632521
72,872,632,521 is an odd composite number composed of five prime numbers multiplied together.
72872632521 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred sixty-two divisors.
Prime factorization of 72872632521:
32 × 132 × 232 × 41 × 472
(3 × 3 × 13 × 13 × 23 × 23 × 41 × 47 × 47)See below for interesting mathematical facts about the number 72872632521 from the Numbermatics database.
Names of 72872632521
- Cardinal: 72872632521 can be written as Seventy-two billion, eight hundred seventy-two million, six hundred thirty-two thousand, five hundred twenty-one.
Scientific notation
- Scientific notation: 7.2872632521 × 1010
Factors of 72872632521
Divisors of 72872632521
- Number of divisors d(n): 162
-
Complete list of divisors:
1 3 9 13 23 39 41 47 69 117 123 141 169 207 299 369 423 507 529 533 611 897 943 1081 1521 1587 1599 1833 1927 2209 2691 2829 3243 3887 4761 4797 5499 5781 6627 6877 6929 7943 8487 9729 11661 12259 14053 17343 19881 20631 20787 21689 23829 24863 25051 28717 34983 36777 42159 44321 50807 61893 62361 65067 71487 74589 75153 86151 89401 90569 110331 126477 132963 152421 159367 182689 195201 223767 225459 258453 268203 271707 281957 323219 325663 373321 398889 457263 478101 548067 576173 660491 804609 815121 845871 969657 976989 1019383 1119963 1168561 1177397 1434303 1644201 1728519 1981473 2083087 2537613 2908971 2930967 3058149 3359889 3505683 3532191 3665441 4201847 5185557 5944419 6249261 7490249 8586383 9174447 10517049 10596573 10996323 12605541 13251979 15191293 15306161 18747783 22470747 25759149 27080131 32988969 37816623 39755937 45573879 45918483 47911001 67412241 77277447 81240393 119267811 136721637 137755449 143733003 172275727 197486809 243721179 352041703 431199009 516827181 592460427 622843013 1056125109 1550481543 1777381281 1868529039 3168375327 5605587117 8096959169 24290877507 72872632521
- Sum of all divisors σ(n): 124709754078
- Sum of proper divisors (its aliquot sum) s(n): 51837121557
- 72872632521 is a deficient number, because the sum of its proper divisors (51837121557) is less than itself. Its deficiency is 21035510964
Bases of 72872632521
- Binary: 10000111101111000110000100000110010012
- Hexadecimal: 0x10F78C20C9
- Base-36: XH6HF49
Squares and roots of 72872632521
- 72872632521 squared (728726325212) is 5310420570540706815441
- 72872632521 cubed (728726325213) is 386984326768972086033232161556761
-
The
square root of 72872632521 is 269949.3147259315 -
The
cube root of 72872632521 is 4176.9071334439
Scales and comparisons
How big is 72872632521?- 72,872,632,521 seconds is equal to 2,317 years, 6 weeks, 3 days, 5 hours, 55 minutes, 21 seconds.
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To count from 1 to 72,872,632,521 would take you about four thousand, six 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 72872632521 cubic inches would be around 348.1 feet tall.
Recreational maths with 72872632521
- 72872632521 backwards is 12523627827
- The number of decimal digits it has is: 11
- The sum of 72872632521's digits is 45
- More coming soon!
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