21229356330

Names of 21229356330

• Cardinal: 21229356330 can be written as Twenty-one billion, two hundred twenty-nine million, three hundred fifty-six thousand, three hundred thirty.

Scientific notation

• Scientific notation: 2.122935633 × 10¹⁰

Factors of 21229356330

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 172

Divisors of 21229356330

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 5 6 7 9 10 13 14 15 18 21 26 29 30 35 39 42 45 49 58 63 65 70 78 87 90 91 98 105 113 117 126 130 145 147 174 182 195 203 210 226 234 245 261 273 290 294 315 339 377 390 406 435 441 455 490 522 546 565 585 609 630 637 678 735 754 791 819 870 882 910 1015 1017 1130 1131 1170 1218 1274 1305 1365 1421 1469 1470 1582 1638 1695 1827 1885 1911 2030 2034 2205 2262 2373 2610 2639 2730 2842 2938 3045 3185 3277 3390 3393 3654 3770 3822 3955 4095 4263 4407 4410 4746 5085 5278 5537 5655 5733 6090 6370 6554 6786 7105 7119 7345 7910 7917 8190 8526 8814 9135 9555 9831 10170 10283 11074 11310 11466 11865 12769 12789 13195 13221 14210 14238 14690 15834 16385 16611 16965 18270 18473 19110 19662 20566 21315 22035 22939 23730 23751 25538 25578 26390 26442 27685 28665 29493 30849 32770 33222 33930 35595 36946 38307 39585 42601 42630 44070 45878 47502 49155 49833 51415 55370 55419 57330 58986 61698 63845 63945 66105 68817 71190 71981 76614 79170 83055 85202 89383 92365 92547 98310 99666 102830 110838 114695 114921 118755 127690 127803 127890 132210 137634 143962 147465 154245 160573 165997 166110 166257 178766 184730 185094 191535 206451 213005 215943 229390 229842 237510 249165 255606 268149 277095 294930 298207 308490 321146 331994 332514 344085 359905 370301 383070 383409 412902 426010 431886 446915 462735 481719 497991 498330 536298 554190 574605 596414 625681 639015 647829 688170 719810 740602 766818 802865 804447 829985 831285 893830 894621 925470 963438 995982 1032255 1079715 1110903 1149210 1161979 1251362 1278030 1295658 1340745 1445157 1491035 1493973 1605730 1608894 1659970 1662570 1789242 1851505 1877043 1917045 2064510 2087449 2159430 2221806 2323958 2408595 2489955 2592107 2681490 2683863 2890314 2982070 2987946 3128405 3239145 3332709 3485937 3703010 3754086 3834090 4022235 4174898 4473105 4813913 4817190 4979910 5184214 5367726 5554515 5631129 5809895 6256810 6262347 6478290 6665418 6971874 7225785 7469865 7776321 8044470 8133853 8946210 9385215 9627826 10437245 10457811 11109030 11262258 11619790 12524694 12960535 13419315 14441739 14451570 14939730 15552642 16267706 16663545 17429685 18144749 18770430 18787041 20874490 20915622 23328963 24069565 24401559 25921070 26838630 28155645 28883478 31311735 33327090 33697391 34859370 36289498 37574082 38881605 40669265 43325217 46657926 48139130 48803118 52289055 54434247 56311290 62623470 67394782 72208695 73204677 77763210 81338530 86650434 90723745 93935205 101092173 104578110 108868494 116644815 122007795 144417390 146409354 163302741 168486955 181447490 187870410 202184346 216626085 233289630 235881737 244015590 272171235 303276519 326605482 336973910 366023385 433252170 471763474 505460865 544342470 606553038 707645211 732046770 816513705 1010921730 1179408685 1415290422 1516382595 1633027410 2122935633 2358817370 3032765190 3538226055 4245871266 7076452110 10614678165 21229356330
• Sum of all divisors σ(n): 72170050680
• Sum of proper divisors (its aliquot sum) s(n): 50940694350
• 21229356330 is an abundant number, because the sum of its proper divisors (50940694350) is greater than itself. Its abundance is 29711338020

Bases of 21229356330

• Binary: 10011110001010111100100010100101010₂
• Hexadecimal: 0x4F15E452A
• Base-36: 9R3ES6I

Squares and roots of 21229356330

• 21229356330 squared (21229356330²) is 450685570186111068900
• 21229356330 cubed (21229356330³) is 9567764562270176298635281137000
• The square root of 21229356330 is 145702.9729621189
• The cube root of 21229356330 is 2768.9319054053

Scales and comparisons

• 21,229,356,330 seconds is equal to 675 years, 1 week, 3 days, 3 hours, 25 minutes, 30 seconds.
• To count from 1 to 21,229,356,330 would take you about one thousand, three hundred fifty 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 21229356330 cubic inches would be around 230.7 feet tall.

Recreational maths with 21229356330

• 21229356330 backwards is 03365392212
• The number of decimal digits it has is: 11
• The sum of 21229356330's digits is 36
• More coming soon!