21531373344
21,531,373,344 is an even composite number composed of five prime numbers multiplied together.
21531373344 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of four hundred eighty divisors.
Prime factorization of 21531373344:
25 × 34 × 133 × 19 × 199
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 13 × 13 × 13 × 19 × 199)See below for interesting mathematical facts about the number 21531373344 from the Numbermatics database.
Names of 21531373344
- Cardinal: 21531373344 can be written as Twenty-one billion, five hundred thirty-one million, three hundred seventy-three thousand, three hundred forty-four.
Scientific notation
- Scientific notation: 2.1531373344 × 1010
Factors of 21531373344
Divisors of 21531373344
- Number of divisors d(n): 480
-
Complete list of divisors:
1 2 3 4 6 8 9 12 13 16 18 19 24 26 27 32 36 38 39 48 52 54 57 72 76 78 81 96 104 108 114 117 144 152 156 162 169 171 199 208 216 228 234 247 288 304 312 324 338 342 351 398 416 432 456 468 494 507 513 597 608 624 648 676 684 702 741 796 864 912 936 988 1014 1026 1053 1194 1248 1296 1352 1368 1404 1482 1521 1539 1592 1791 1824 1872 1976 2028 2052 2106 2197 2223 2388 2587 2592 2704 2736 2808 2964 3042 3078 3184 3211 3582 3744 3781 3952 4056 4104 4212 4394 4446 4563 4776 5174 5373 5408 5472 5616 5928 6084 6156 6368 6422 6591 6669 7164 7562 7761 7904 8112 8208 8424 8788 8892 9126 9552 9633 10348 10746 11232 11343 11856 12168 12312 12844 13182 13338 13689 14328 15124 15522 16119 16224 16416 16848 17576 17784 18252 19104 19266 19773 20007 20696 21492 22686 23283 23712 24336 24624 25688 26364 26676 27378 28656 28899 30248 31044 32238 33631 33696 34029 35152 35568 36504 38532 39546 40014 41392 41743 42984 45372 46566 48672 49153 49248 51376 52728 53352 54756 57312 57798 59319 60496 62088 64476 67262 68058 69849 70304 71136 73008 77064 79092 80028 82784 83486 85968 86697 90744 93132 98306 100893 102087 102752 105456 106704 109512 115596 118638 120992 124176 125229 128952 134524 136116 139698 146016 147459 154128 158184 160056 166972 171936 173394 177957 181488 186264 196612 201786 204174 209547 210912 213408 219024 231192 237276 248352 250458 257904 260091 269048 272232 279396 294918 302679 306261 308256 316368 320112 333944 346788 355914 362976 372528 375687 393224 403572 408348 419094 437203 438048 442377 462384 474552 500916 515808 520182 538096 544464 558792 589836 605358 612522 632736 638989 640224 667888 693576 711828 745056 751374 786448 807144 816696 838188 874406 884754 908037 924768 949104 1001832 1040364 1076192 1088928 1117584 1127061 1179672 1210716 1225044 1277978 1311609 1327131 1335776 1387152 1423656 1502748 1572896 1614288 1633392 1676376 1748812 1769508 1816074 1898208 1916967 2003664 2080728 2235168 2254122 2359344 2421432 2450088 2555956 2623218 2654262 2724111 2774304 2847312 3005496 3228576 3266784 3352752 3381183 3497624 3539016 3632148 3833934 3934827 3981393 4007328 4161456 4508244 4718688 4842864 4900176 5111912 5246436 5308524 5448222 5694624 5750901 6010992 6705504 6762366 6995248 7078032 7264296 7667868 7869654 7962786 8306857 8322912 9016488 9685728 9800352 10223824 10492872 10617048 10896444 11501802 11804481 12021984 13524732 13990496 14156064 14528592 15335736 15739308 15925572 16613714 17252703 18032976 20447648 20985744 21234096 21792888 23003604 23608962 24920571 27049464 29057184 30671472 31478616 31851144 33227428 34505406 35413443 36065952 41971488 42468192 43585776 46007208 47217924 49841142 51758109 54098928 61342944 62957232 63702288 66454856 69010812 70826886 74761713 87171552 92014416 94435848 99682284 103516218 108197856 125914464 127404576 132909712 138021624 141653772 149523426 184028832 188871696 199364568 207032436 224285139 265819424 276043248 283307544 299046852 377743392 398729136 414064872 448570278 552086496 566615088 598093704 672855417 797458272 828129744 897140556 1133230176 1196187408 1345710834 1656259488 1794281112 2392374816 2691421668 3588562224 5382843336 7177124448 10765686672 21531373344
- Sum of all divisors σ(n): 72570960000
- Sum of proper divisors (its aliquot sum) s(n): 51039586656
- 21531373344 is an abundant number, because the sum of its proper divisors (51039586656) is greater than itself. Its abundance is 29508213312
Bases of 21531373344
- Binary: 101000000110101111010101111001000002
- Hexadecimal: 0x5035EAF20
- Base-36: 9W38200
Squares and roots of 21531373344
- 21531373344 squared (215313733442) is 463600038078713742336
- 21531373344 cubed (215313733443) is 9981945502165402045539834691584
-
The
square root of 21531373344 is 146735.7262019035 -
The
cube root of 21531373344 is 2782.0007569801
Scales and comparisons
How big is 21531373344?- 21,531,373,344 seconds is equal to 684 years, 32 weeks, 5 days, 17 hours, 2 minutes, 24 seconds.
-
To count from 1 to 21,531,373,344 would take you about one thousand, three hundred sixty-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 21531373344 cubic inches would be around 231.8 feet tall.
Recreational maths with 21531373344
- 21531373344 backwards is 44337313512
- 21531373344 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21531373344's digits is 36
- More coming soon!
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