21373138304

Names of 21373138304

• Cardinal: 21373138304 can be written as Twenty-one billion, three hundred seventy-three million, one hundred thirty-eight thousand, three hundred four.

Scientific notation

• Scientific notation: 2.1373138304 × 10¹⁰

Factors of 21373138304

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 168

Divisors of 21373138304

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 7 8 14 16 19 28 32 38 43 49 56 64 76 86 97 98 112 128 133 152 172 194 196 224 266 301 304 344 388 392 448 532 602 608 679 688 776 784 817 896 931 1064 1204 1216 1358 1376 1552 1568 1634 1843 1849 1862 2107 2128 2408 2432 2716 2752 3104 3136 3268 3686 3698 3724 4171 4214 4256 4753 4816 5432 5504 5719 6208 6272 6536 7372 7396 7448 8342 8428 8512 9506 9632 10864 11438 12416 12901 12943 13072 14744 14792 14896 16684 16856 17024 19012 19264 21728 22876 25802 25886 26144 29197 29488 29584 29792 33368 33712 35131 38024 38528 40033 43456 45752 51604 51772 52288 58394 58976 59168 59584 66736 67424 70262 76048 79249 80066 86912 90307 90601 91504 103208 103544 104576 116788 117952 118336 119168 133472 134848 140524 152096 158498 160132 179353 180614 181202 183008 204379 206416 207088 233576 235904 236672 245917 266944 269696 281048 304192 316996 320264 358706 361228 362404 366016 408758 412832 414176 467152 491834 533888 554743 562096 608384 633992 640528 717412 722456 724808 732032 817516 825664 828352 934304 983668 1109486 1124192 1255471 1267984 1281056 1434824 1444912 1449616 1635032 1651328 1656704 1721419 1868608 1967336 2218972 2248384 2510942 2535968 2562112 2869648 2889824 2899232 3270064 3407707 3442838 3737216 3883201 3934672 4437944 4496768 5021884 5071936 5124224 5739296 5779648 5798464 6540128 6815414 6885676 7766402 7869344 8788297 8875888 10043768 10143872 11478592 11559296 11596928 13080256 13630828 13771352 15532804 15738688 17576594 17751776 20087536 22957184 23853949 26160512 27261656 27542704 31065608 31477376 35153188 35503552 40175072 47707898 54523312 55085408 62131216 70306376 71007104 80350144 95415796 109046624 110170816 124262432 140612752 160700288 166977643 190831592 218093248 220341632 248524864 281225504 333955286 381663184 436186496 497049728 562451008 667910572 763326368 1124902016 1335821144 1526652736 2671642288 3053305472 5343284576 10686569152 21373138304
• Sum of all divisors σ(n): 53928919800
• Sum of proper divisors (its aliquot sum) s(n): 32555781496
• 21373138304 is an abundant number, because the sum of its proper divisors (32555781496) is greater than itself. Its abundance is 11182643192

Bases of 21373138304

• Binary: 10011111001111100000011010110000000₂
• Hexadecimal: 0x4F9F03580
• Base-36: 9TH0J28

Squares and roots of 21373138304

• 21373138304 squared (21373138304²) is 456811040961911996416
• 21373138304 cubed (21373138304³) is 9763485557273154295675920318464
• The square root of 21373138304 is 146195.5481675143
• The cube root of 21373138304 is 2775.1689772493

Scales and comparisons

• 21,373,138,304 seconds is equal to 679 years, 31 weeks, 1 day, 6 hours, 51 minutes, 44 seconds.
• To count from 1 to 21,373,138,304 would take you about one thousand, three hundred fifty-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 21373138304 cubic inches would be around 231.3 feet tall.

Recreational maths with 21373138304

• 21373138304 backwards is 40383137312
• The number of decimal digits it has is: 11
• The sum of 21373138304's digits is 35
• More coming soon!