421987987872
421,987,987,872 is an even composite number composed of five prime numbers multiplied together.
421987987872 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of four hundred thirty-two divisors.
Prime factorization of 421987987872:
25 × 33 × 112 × 172 × 13967
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 11 × 11 × 17 × 17 × 13967)See below for interesting mathematical facts about the number 421987987872 from the Numbermatics database.
Names of 421987987872
- Cardinal: 421987987872 can be written as Four hundred twenty-one billion, nine hundred eighty-seven million, nine hundred eighty-seven thousand, eight hundred seventy-two.
Scientific notation
- Scientific notation: 4.21987987872 × 1011
Factors of 421987987872
Divisors of 421987987872
- Number of divisors d(n): 432
-
Complete list of divisors:
1 2 3 4 6 8 9 11 12 16 17 18 22 24 27 32 33 34 36 44 48 51 54 66 68 72 88 96 99 102 108 121 132 136 144 153 176 187 198 204 216 242 264 272 288 289 297 306 352 363 374 396 408 432 459 484 528 544 561 578 594 612 726 748 792 816 864 867 918 968 1056 1089 1122 1156 1188 1224 1452 1496 1584 1632 1683 1734 1836 1936 2057 2178 2244 2312 2376 2448 2601 2904 2992 3168 3179 3267 3366 3468 3672 3872 4114 4356 4488 4624 4752 4896 5049 5202 5808 5984 6171 6358 6534 6732 6936 7344 7803 8228 8712 8976 9248 9504 9537 10098 10404 11616 12342 12716 13068 13464 13872 13967 14688 15606 16456 17424 17952 18513 19074 20196 20808 24684 25432 26136 26928 27744 27934 28611 31212 32912 34848 34969 37026 38148 40392 41616 41901 49368 50864 52272 53856 55539 55868 57222 62424 65824 69938 74052 76296 80784 83232 83802 85833 98736 101728 104544 104907 111078 111736 114444 124848 125703 139876 148104 152592 153637 161568 167604 171666 197472 209814 222156 223472 228888 237439 249696 251406 279752 296208 305184 307274 314721 335208 343332 377109 419628 444312 446944 457776 460911 474878 502812 559504 592416 614548 629442 670416 686664 712317 754218 839256 888624 915552 921822 944163 949756 1005624 1119008 1229096 1258884 1340832 1373328 1382733 1424634 1508436 1678512 1690007 1777248 1843644 1888326 1899512 2011248 2136951 2458192 2517768 2611829 2746656 2765466 2849268 3016872 3357024 3380014 3687288 3776652 3799024 4022496 4036463 4148199 4273902 4916384 5035536 5070021 5223658 5530932 5698536 6033744 6410853 6760028 7374576 7553304 7598048 7835487 8072926 8296398 8547804 10071072 10140042 10447316 11061864 11397072 12067488 12109389 12821706 13520056 14749152 15106608 15210063 15670974 16145852 16592796 17095608 20280084 20894632 22123728 22794144 23506461 24218778 25643412 27040112 28730119 30213216 30420126 31341948 32291704 33185592 34191216 36328167 40560168 41789264 44247456 44401093 45630189 47012922 48437556 51286824 54080224 57460238 60840252 62683896 64583408 66371184 68382432 70519383 72656334 81120336 83578528 86190357 88802186 91260378 94025844 96875112 102573648 108984501 114920476 121680504 125367792 129166816 132742368 133203279 141038766 145312668 162240672 172380714 177604372 182520756 188051688 193750224 205147296 217969002 229840952 243361008 250735584 258571071 266406558 282077532 290625336 344761428 355208744 365041512 376103376 387500448 399609837 435938004 459681904 486722016 488412023 517142142 532813116 564155064 581250672 689522856 710417488 730083024 752206752 775713213 799219674 871876008 919363808 976824046 1034284284 1065626232 1128310128 1162501344 1198829511 1379045712 1420834976 1460166048 1465236069 1551426426 1598439348 1743752016 1953648092 2068568568 2131252464 2256620256 2397659022 2758091424 2930472138 3102852852 3196878696 3487504032 3907296184 4137137136 4262504928 4395708207 4795318044 5860944276 6205705704 6393757392 7814592368 8274274272 8791416414 9590636088 11721888552 12411411408 12787514784 13187124621 15629184736 17582832828 19181272176 23443777104 24822822816 26374249242 35165665656 38362544352 46887554208 52748498484 70331331312 105496996968 140662662624 210993993936 421987987872
- Sum of all divisors σ(n): 1437225068160
- Sum of proper divisors (its aliquot sum) s(n): 1015237080288
- 421987987872 is an abundant number, because the sum of its proper divisors (1015237080288) is greater than itself. Its abundance is 593249092416
Bases of 421987987872
- Binary: 1100010010000000111000110110001101000002
- Hexadecimal: 0x624071B1A0
- Base-36: 5DUWR3C0
Squares and roots of 421987987872
- 421987987872 squared (4219879878722) is 178073861908259219088384
- 421987987872 cubed (4219879878723) is 75145030679262694121301178288078848
-
The
square root of 421987987872 is 649606.0251198415 -
The
cube root of 421987987872 is 7500.6694979945
Scales and comparisons
How big is 421987987872?- 421,987,987,872 seconds is equal to 13,417 years, 47 weeks, 3 days, 5 hours, 31 minutes, 12 seconds.
-
To count from 1 to 421,987,987,872 would take you about twenty-six thousand, eight hundred thirty-five 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 421987987872 cubic inches would be around 625.1 feet tall.
Recreational maths with 421987987872
- 421987987872 backwards is 278789789124
- 421987987872 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 421987987872's digits is 72
- More coming soon!
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