21088209792

Names of 21088209792

• Cardinal: 21088209792 can be written as Twenty-one billion, eighty-eight million, two hundred nine thousand, seven hundred ninety-two.

Scientific notation

• Scientific notation: 2.1088209792 × 10¹⁰

Factors of 21088209792

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 242

Divisors of 21088209792

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 24 26 29 31 32 37 39 48 52 58 62 64 74 78 87 93 96 104 111 116 124 127 128 148 156 174 186 192 208 222 232 248 254 296 312 348 372 377 381 384 403 416 444 464 481 496 508 592 624 696 744 754 762 806 832 888 899 928 962 992 1016 1073 1131 1147 1184 1209 1248 1392 1443 1488 1508 1524 1612 1651 1664 1776 1798 1856 1924 1984 2032 2146 2262 2294 2368 2418 2496 2697 2784 2886 2976 3016 3048 3219 3224 3302 3441 3552 3596 3683 3712 3848 3937 3968 4064 4292 4524 4588 4699 4736 4836 4953 4992 5394 5568 5772 5952 6032 6096 6438 6448 6604 6882 7104 7192 7366 7696 7874 8128 8584 9048 9176 9398 9672 9906 10788 11049 11136 11544 11687 11811 11904 12064 12192 12876 12896 13208 13764 13949 14097 14208 14384 14732 14911 15392 15748 16256 17168 18096 18352 18796 19344 19812 21576 22098 23088 23374 23622 24128 24384 25752 25792 26416 27528 27898 28194 28768 29464 29822 30784 31496 33263 34336 35061 36192 36704 37592 38688 39624 41847 43152 44196 44733 46176 46748 47244 47879 48256 48768 51181 51504 51584 52832 55056 55796 56388 57536 58928 59644 61087 61568 62992 66526 68672 70122 72384 73408 75184 77376 79248 83694 86304 88392 89466 92352 93496 94488 95758 99789 102362 103008 105664 110112 111592 112776 114173 115072 117856 119288 122174 125984 133052 136271 137344 140244 143637 144768 145669 146816 150368 153543 154752 158496 167388 172608 176784 178932 183261 184704 186992 188976 191516 199578 204724 206016 211328 220224 223184 225552 228346 235712 238576 244348 251968 266104 272542 280488 287274 291338 300736 307086 316992 334776 342519 345216 353568 357864 366522 373984 377952 383032 399156 408813 409448 412032 432419 437007 440448 446368 451104 456692 471424 477152 488696 503936 532208 545084 560976 574548 582676 601472 614172 633984 669552 685038 707136 715728 733044 747968 755904 766064 798312 817626 818896 864838 874014 892736 902208 913384 954304 977392 1064416 1090168 1121952 1149096 1165352 1228344 1297257 1339104 1370076 1414272 1431456 1466088 1484249 1495936 1511808 1532128 1596624 1635252 1637792 1729676 1748028 1771523 1785472 1804416 1826768 1893697 1908608 1954784 2128832 2180336 2243904 2298192 2330704 2456688 2594514 2678208 2740152 2862912 2932176 2968498 3064256 3193248 3270504 3275584 3459352 3496056 3543046 3653536 3787394 3909568 4224401 4257664 4360672 4452747 4487808 4596384 4661408 4913376 5189028 5314569 5356416 5480304 5681091 5725824 5864352 5936996 6128512 6386496 6541008 6551168 6918704 6992112 7086092 7307072 7574788 7819136 8448802 8721344 8905494 9192768 9322816 9826752 10378056 10629138 10960608 11362182 11728704 11873992 12673203 12772992 13082016 13837408 13984224 14172184 14614144 15149576 16897604 17442688 17810988 18385536 18645632 19653504 20756112 21258276 21921216 22724364 23457408 23747984 25346406 26164032 27674816 27968448 28344368 30299152 33795208 35621976 41512224 42516552 43842432 45448728 47495968 50692812 52328064 54917213 55349632 55936896 56688736 60598304 67590416 71243952 83024448 85033104 90897456 94991936 101385624 109834426 113377472 121196608 135180832 142487904 164751639 166048896 170066208 181794912 189983872 202771248 219668852 226754944 242393216 270361664 284975808 329503278 340132416 363589824 405542496 439337704 540723328 569951616 659006556 680264832 727179648 811084992 878675408 1318013112 1622169984 1757350816 2636026224 3514701632 5272052448 7029403264 10544104896 21088209792
• Sum of all divisors σ(n): 66679603200
• Sum of proper divisors (its aliquot sum) s(n): 45591393408
• 21088209792 is an abundant number, because the sum of its proper divisors (45591393408) is greater than itself. Its abundance is 24503183616

Bases of 21088209792

• Binary: 10011101000111101001000101110000000₂
• Hexadecimal: 0x4E8F48B80
• Base-36: 9ORDITC

Squares and roots of 21088209792

• 21088209792 squared (21088209792²) is 444712592231404683264
• 21088209792 cubed (21088209792³) is 9378192442120011371522543321088
• The square root of 21088209792 is 145217.8012228529
• The cube root of 21088209792 is 2762.7817029381

Scales and comparisons

• 21,088,209,792 seconds is equal to 670 years, 28 weeks, 12 hours, 3 minutes, 12 seconds.
• To count from 1 to 21,088,209,792 would take you about one thousand, three hundred forty-one 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 21088209792 cubic inches would be around 230.2 feet tall.

Recreational maths with 21088209792

• 21088209792 backwards is 29790288012
• 21088209792 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21088209792's digits is 48
• More coming soon!