20721326472
20,721,326,472 is an even composite number composed of six prime numbers multiplied together.
20721326472 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 20721326472:
23 × 33 × 7 × 112 × 53 × 2137
(2 × 2 × 2 × 3 × 3 × 3 × 7 × 11 × 11 × 53 × 2137)See below for interesting mathematical facts about the number 20721326472 from the Numbermatics database.
Names of 20721326472
- Cardinal: 20721326472 can be written as Twenty billion, seven hundred twenty-one million, three hundred twenty-six thousand, four hundred seventy-two.
Scientific notation
- Scientific notation: 2.0721326472 × 1010
Factors of 20721326472
Divisors of 20721326472
- Number of divisors d(n): 384
-
Complete list of divisors:
1 2 3 4 6 7 8 9 11 12 14 18 21 22 24 27 28 33 36 42 44 53 54 56 63 66 72 77 84 88 99 106 108 121 126 132 154 159 168 189 198 212 216 231 242 252 264 297 308 318 363 371 378 396 424 462 477 484 504 583 594 616 636 693 726 742 756 792 847 924 954 968 1089 1113 1166 1188 1272 1386 1431 1452 1484 1512 1694 1749 1848 1908 2079 2137 2178 2226 2332 2376 2541 2772 2862 2904 2968 3267 3339 3388 3498 3816 4081 4158 4274 4356 4452 4664 5082 5247 5544 5724 6411 6413 6534 6678 6776 6996 7623 8162 8316 8548 8712 8904 10017 10164 10494 11448 12243 12822 12826 13068 13356 13992 14959 15246 15741 16324 16632 17096 19233 19239 20034 20328 20988 22869 23507 24486 25644 25652 26136 26712 29918 30492 31482 32648 36729 38466 38478 40068 41976 44877 44891 45738 47014 48972 51288 51304 57699 57717 59836 60984 62964 70521 73458 76932 76956 80136 89754 89782 91476 94028 97944 110187 113261 115398 115434 119672 125928 134631 134673 141042 146916 153864 153912 164549 173151 179508 179564 182952 188056 211563 220374 226522 230796 230868 258577 269262 269346 282084 293832 329098 339783 346302 359016 359128 403893 404019 423126 440748 453044 461592 461736 493647 517154 538524 538692 564168 634689 658196 679566 692604 775731 792827 807786 808038 846252 881496 906088 987294 1019349 1034308 1077048 1077384 1212057 1245871 1269378 1316392 1359132 1385208 1480941 1551462 1585654 1615572 1616076 1692504 1810039 1974588 2038698 2068616 2327193 2378481 2424114 2491742 2538756 2718264 2961882 3058047 3102924 3171308 3231144 3232152 3620078 3737613 3949176 4077396 4442823 4654386 4756962 4848228 4983484 5077512 5430117 5923764 6116094 6205848 6342616 6981579 7135443 7240156 7475226 8154792 8721097 8885646 9308772 9513924 9696456 9966968 10860234 11212839 11847528 12232188 13704581 13963158 14270886 14480312 14950452 16290351 17442194 17771292 18617544 19027848 21406329 21720468 22425678 24464376 26163291 27409162 27926316 28541772 29900904 32580702 33638517 34884388 35542584 41113743 42812658 43440936 44851356 48871053 52326582 54818324 55852632 57083544 65161404 67277034 69768776 78489873 82227486 85625316 89702712 95932067 97742106 104653164 109636648 123341229 130322808 134554068 156979746 164454972 171250632 191864134 195484212 209306328 235469619 246682458 269108136 287796201 313959492 328909944 370023687 383728268 390968424 470939238 493364916 575592402 627918984 740047374 767456536 863388603 941878476 986729832 1151184804 1480094748 1726777206 1883756952 2302369608 2590165809 2960189496 3453554412 5180331618 6907108824 10360663236 20721326472
- Sum of all divisors σ(n): 73704556800
- Sum of proper divisors (its aliquot sum) s(n): 52983230328
- 20721326472 is an abundant number, because the sum of its proper divisors (52983230328) is greater than itself. Its abundance is 32261903856
Bases of 20721326472
- Binary: 100110100110001011001011001100010002
- Hexadecimal: 0x4D3165988
- Base-36: 9IOXXU0
Squares and roots of 20721326472
- 20721326472 squared (207213264722) is 429373370759207966784
- 20721326472 cubed (207213264723) is 8897185793884646779874595906048
-
The
square root of 20721326472 is 143949.0412333475 -
The
cube root of 20721326472 is 2746.6659969391
Scales and comparisons
How big is 20721326472?- 20,721,326,472 seconds is equal to 658 years, 45 weeks, 3 days, 4 hours, 1 minute, 12 seconds.
-
To count from 1 to 20,721,326,472 would take you about one thousand, three hundred seventeen 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 20721326472 cubic inches would be around 228.9 feet tall.
Recreational maths with 20721326472
- 20721326472 backwards is 27462312702
- 20721326472 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 20721326472's digits is 36
- More coming soon!
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