21629139136

Names of 21629139136

• Cardinal: 21629139136 can be written as Twenty-one billion, six hundred twenty-nine million, one hundred thirty-nine thousand, one hundred thirty-six.

Scientific notation

• Scientific notation: 2.1629139136 × 10¹⁰

Factors of 21629139136

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 235

Divisors of 21629139136

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 4 8 11 16 19 22 29 32 37 38 44 58 64 74 76 88 116 121 137 148 152 176 209 232 242 274 296 304 319 352 407 418 464 484 548 551 592 608 638 703 704 814 836 928 968 1073 1096 1102 1184 1216 1276 1406 1507 1628 1672 1856 1936 2146 2192 2204 2299 2368 2552 2603 2812 3014 3256 3344 3509 3872 3973 4292 4384 4408 4477 4598 5069 5104 5206 5624 6028 6061 6512 6688 7018 7733 7744 7946 8584 8768 8816 8954 9196 10138 10208 10412 11248 11803 12056 12122 13024 13376 14036 15466 15892 16577 17168 17632 17908 18392 20276 20387 20416 20824 22496 23606 24112 24244 26048 28072 28633 30932 31784 33154 34336 35264 35816 36784 40552 40774 41648 43703 44992 47212 48224 48488 55759 56144 57266 61864 63568 66308 66671 68672 71632 73568 75487 81104 81548 83296 85063 87406 94424 96311 96448 96976 111518 112288 114532 123728 127136 129833 132616 133342 143264 147001 147136 150974 162208 163096 166592 170126 174812 188848 192622 193952 223036 224257 224576 229064 247456 254272 259666 265232 266684 286528 294002 301948 314963 324416 326192 340252 349624 377696 385244 387904 446072 448514 458128 480733 494912 519332 530464 533368 588004 603896 613349 629926 652384 680504 699248 755392 770488 830357 892144 897028 916256 961466 1038664 1059421 1060928 1066736 1176008 1207792 1226698 1259852 1304768 1361008 1398496 1540976 1617011 1660714 1784288 1794056 1832512 1922932 2077328 2118842 2133472 2352016 2415584 2453396 2466827 2519704 2722016 2793019 2796992 3081952 3234022 3321428 3568576 3588112 3845864 4154656 4237684 4266944 4704032 4831168 4906792 4933654 5039408 5444032 5586038 6163904 6468044 6642856 7176224 7691728 8309312 8475368 9133927 9408064 9813584 9867308 10078816 11172076 11653631 12936088 13285712 14352448 15383456 16950736 17787121 18267854 19627168 19734616 20157632 22344152 23307262 25872176 26571424 30723209 30766912 33901472 35574242 36535708 39254336 39469232 44688304 46614524 51744352 53142848 61446418 67802944 71148484 73071416 78938464 89376608 93229048 103488704 122892836 142296968 146142832 157876928 178753216 186458096 245785672 284593936 292285664 337955299 372916192 491571344 569187872 584571328 675910598 745832384 983142688 1138375744 1351821196 1966285376 2703642392 5407284784 10814569568 21629139136
• Sum of all divisors σ(n): 53145842400
• Sum of proper divisors (its aliquot sum) s(n): 31516703264
• 21629139136 is an abundant number, because the sum of its proper divisors (31516703264) is greater than itself. Its abundance is 9887564128

Bases of 21629139136

• Binary: 10100001001001100100111100011000000₂
• Hexadecimal: 0x5093278C0
• Base-36: 9XPFIKG

Squares and roots of 21629139136

• 21629139136 squared (21629139136²) is 467819659764446826496
• 21629139136 cubed (21629139136³) is 10118536511601401396355635347456
• The square root of 21629139136 is 147068.4845097685
• The cube root of 21629139136 is 2786.2050697419

Scales and comparisons

• 21,629,139,136 seconds is equal to 687 years, 38 weeks, 3 days, 6 hours, 12 minutes, 16 seconds.
• To count from 1 to 21,629,139,136 would take you about one thousand, three hundred seventy-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 21629139136 cubic inches would be around 232.2 feet tall.

Recreational maths with 21629139136

• 21629139136 backwards is 63193192612
• The number of decimal digits it has is: 11
• The sum of 21629139136's digits is 43
• More coming soon!