21163318812832

Names of 21163318812832

• Cardinal: 21163318812832 can be written as Twenty-one trillion, one hundred sixty-three billion, three hundred eighteen million, eight hundred twelve thousand, eight hundred thirty-two.

Scientific notation

• Scientific notation: 2.1163318812832 × 10¹³

Factors of 21163318812832

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3365

Divisors of 21163318812832

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 37 49 56 74 98 112 148 196 224 259 296 331 392 431 518 592 662 784 862 1036 1184 1324 1568 1724 1813 2072 2317 2557 2648 3017 3448 3626 4144 4634 5114 5296 6034 6896 7252 8288 9268 10228 10592 12068 12247 13792 14504 15947 16219 17899 18536 20456 21119 24136 24494 29008 31894 32438 35798 37072 40912 42238 48272 48988 58016 63788 64876 71596 74144 81824 84476 85729 94609 96544 97976 111629 125293 127576 129752 142661 143192 168952 171458 189218 195952 223258 250586 255152 259504 285322 286384 337904 342916 378436 391904 446516 501172 510304 519008 570644 572768 600103 662263 675808 685832 756872 781403 846367 893032 998627 1002344 1102067 1141288 1200206 1324526 1371664 1513744 1562806 1692734 1786064 1997254 2004688 2204134 2282576 2400412 2649052 2743328 3027488 3125612 3385468 3572128 3994508 4009376 4408268 4565152 4635841 4800824 5278457 5298104 5924569 6251224 6770936 6990389 7714469 7989016 8816536 9271682 9601648 10556914 10596208 11849138 12502448 13541872 13980778 15428938 15978032 17633072 18543364 19203296 21113828 21192416 23698276 25004896 27083744 27961556 30857876 31315579 31956064 35266144 36949199 37086728 40776479 41471983 42227656 47396552 54001283 55923112 61715752 62631158 73898398 74173456 81552958 82943966 84455312 94793104 108002566 111846224 123431504 125262316 147796796 148346912 163105916 165887932 168910624 189586208 216005132 219209053 223692448 246863008 250524632 258644393 285435353 295593592 326211832 331775864 364784177 432010264 438418106 501049264 517288786 570870706 591187184 652423664 663551728 729568354 864020528 876836212 1002098528 1034577572 1141741412 1182374368 1304847328 1327103456 1459136708 1534463371 1728041056 1753672424 1998047471 2069155144 2283482824 2553489239 2918273416 3068926742 3507344848 3996094942 4138310288 4566965648 5106978478 5836546832 6137853484 7014689696 7992189884 8276620576 9133931296 10213956956 11673093664 12275706968 13497014549 15984379768 17874424673 20427913912 24551413936 26994029098 31968759536 35748849346 40855827824 49102827872 53988058196 63937519072 71497698692 81711655648 94479101843 107976116392 142995397384 188958203686 215952232784 285990794768 377916407372 431904465568 571981589536 661353712901 755832814744 1322707425802 1511665629488 2645414851604 3023331258976 5290829703208 10581659406416 21163318812832
• Sum of all divisors σ(n): 50063518907136
• Sum of proper divisors (its aliquot sum) s(n): 28900200094304
• 21163318812832 is an abundant number, because the sum of its proper divisors (28900200094304) is greater than itself. Its abundance is 7736881281472

Bases of 21163318812832

• Binary: 100110011111101111000000110011010000010100000₂
• Hexadecimal: 0x133F7819A0A0
• Base-36: 7I2ALLM74

Squares and roots of 21163318812832

• 21163318812832 squared (21163318812832²) is 447886063173568853847860224
• 21163318812832 cubed (21163318812832³) is 9478755546766451350376108150927153594368
• The square root of 21163318812832 is 4600360.7263813563
• The cube root of 21163318812832 is 27660.5784565889

Scales and comparisons

• 21,163,318,812,832 seconds is equal to 672,928 years, 3 weeks, 6 days, 14 hours, 13 minutes, 52 seconds.
• To count from 1 to 21,163,318,812,832 would take you about one million, six hundred eighty-two thousand, three hundred twenty 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 21163318812832 cubic inches would be around 2305 feet tall.

Recreational maths with 21163318812832

• 21163318812832 backwards is 23821881336112
• 21163318812832 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21163318812832's digits is 49
• More coming soon!