21431105982
21,431,105,982 is an even composite number composed of six prime numbers multiplied together.
21431105982 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 21431105982:
2 × 33 × 11 × 132 × 412 × 127
(2 × 3 × 3 × 3 × 11 × 13 × 13 × 41 × 41 × 127)See below for interesting mathematical facts about the number 21431105982 from the Numbermatics database.
Names of 21431105982
- Cardinal: 21431105982 can be written as Twenty-one billion, four hundred thirty-one million, one hundred five thousand, nine hundred eighty-two.
Scientific notation
- Scientific notation: 2.1431105982 × 1010
Factors of 21431105982
Divisors of 21431105982
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 6 9 11 13 18 22 26 27 33 39 41 54 66 78 82 99 117 123 127 143 169 198 234 246 254 286 297 338 351 369 381 429 451 507 533 594 702 738 762 858 902 1014 1066 1107 1143 1287 1353 1397 1521 1599 1651 1681 1859 2214 2286 2574 2706 2794 3042 3198 3302 3362 3429 3718 3861 4059 4191 4563 4797 4953 5043 5207 5577 5863 6858 6929 7722 8118 8382 9126 9594 9906 10086 10414 11154 11726 12177 12573 13858 14391 14859 15129 15621 16731 17589 18161 18491 20787 21463 21853 24354 25146 28782 29718 30258 31242 33462 35178 36322 36982 37719 41574 42926 43706 44577 45387 46863 50193 52767 54483 55473 57277 62361 64389 65559 67691 75438 76219 89154 90774 93726 100386 105534 108966 110946 114554 124722 128778 131118 135382 140589 152438 158301 163449 166419 171831 187083 193167 196677 203073 213487 228657 236093 240383 281178 284089 316602 326898 332838 343662 374166 386334 393354 406146 426974 457314 472186 480766 490347 499257 515493 568178 579501 590031 609219 640461 685971 708279 721149 744601 852267 879983 980694 998514 1030986 1159002 1180062 1218438 1280922 1371942 1416558 1442298 1489202 1546479 1704534 1759966 1827657 1921383 2057913 2124837 2163447 2233803 2348357 2556801 2639949 2775331 3092958 3124979 3655314 3842766 4115826 4249674 4326894 4467606 4696714 5113602 5279898 5550662 5764149 6249958 6374511 6490341 6701409 7045071 7670403 7919847 8325993 9374937 9679813 11528298 12749022 12980682 13402818 14090142 15340806 15839694 16651986 18749874 19359626 20104227 21135213 23759541 24977979 28124811 29039439 30528641 36079303 40208454 42270426 47519082 49955958 56249622 58078878 61057282 63405639 72158606 74933937 84374433 87118317 91585923 108237909 126811278 149867874 168748866 174236634 183171846 216475818 261354951 274757769 324713727 396872333 522709902 549515538 649427454 793744666 824273307 974141181 1190616999 1648546614 1948282362 2381233998 3571850997 7143701994 10715552991 21431105982
- Sum of all divisors σ(n): 58117754880
- Sum of proper divisors (its aliquot sum) s(n): 36686648898
- 21431105982 is an abundant number, because the sum of its proper divisors (36686648898) is greater than itself. Its abundance is 15255542916
Bases of 21431105982
- Binary: 100111111010110010010111001101111102
- Hexadecimal: 0x4FD64B9BE
- Base-36: 9UFIZ7I
Squares and roots of 21431105982
- 21431105982 squared (214311059822) is 459292303611716184324
- 21431105982 cubed (214311059823) is 9843142035419610923152291026168
-
The
square root of 21431105982 is 146393.6678343705 -
The
cube root of 21431105982 is 2777.6756265177
Scales and comparisons
How big is 21431105982?- 21,431,105,982 seconds is equal to 681 years, 23 weeks, 4 hours, 59 minutes, 42 seconds.
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To count from 1 to 21,431,105,982 would take you about one thousand, three hundred sixty-two 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 21431105982 cubic inches would be around 231.5 feet tall.
Recreational maths with 21431105982
- 21431105982 backwards is 28950113412
- The number of decimal digits it has is: 11
- The sum of 21431105982's digits is 36
- More coming soon!
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