231221957148

Names of 231221957148

• Cardinal: 231221957148 can be written as Two hundred thirty-one billion, two hundred twenty-one million, nine hundred fifty-seven thousand, one hundred forty-eight.

Scientific notation

• Scientific notation: 2.31221957148 × 10¹¹

Factors of 231221957148

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 4226

Divisors of 231221957148

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 7 9 12 13 14 18 19 21 26 28 36 38 39 42 49 52 57 63 76 78 84 91 98 114 117 126 131 133 147 156 171 182 196 228 234 247 252 262 266 273 294 342 364 393 399 441 468 494 524 532 546 588 637 684 741 786 798 819 882 917 931 988 1092 1179 1197 1274 1482 1572 1596 1638 1703 1729 1764 1834 1862 1911 2223 2358 2394 2489 2548 2751 2793 2964 3276 3406 3458 3668 3724 3822 4051 4446 4716 4788 4978 5109 5187 5502 5586 5733 6419 6812 6916 7467 7644 8102 8253 8379 8892 9956 10218 10374 11004 11172 11466 11921 12103 12153 12838 14934 15327 15561 16204 16506 16758 17423 19257 20436 20748 22401 22932 23842 24206 24306 25676 28357 29868 30654 31122 32357 33012 33516 34846 35763 36309 36459 38514 44802 47684 48412 48612 52269 52663 56714 57771 61308 62244 64714 69692 71526 72618 72918 76969 77028 83447 85071 89604 97071 104538 105326 107289 108927 113428 115542 121961 129428 143052 145236 145836 153938 156807 157989 166894 170142 194142 198499 209076 210652 214578 217854 226499 230907 231084 243922 250341 255213 291213 307876 313614 315978 333788 340284 365883 368641 388284 396998 429156 435708 452998 461814 473967 487844 500682 510426 530681 538783 582426 595497 627228 631956 679497 692721 731766 737282 751023 793996 905996 923628 947934 1000597 1001364 1020852 1061362 1077566 1097649 1105923 1164852 1190994 1358994 1385442 1463532 1474564 1502046 1585493 1592043 1616349 1786491 1895868 2001194 2038491 2122724 2155132 2195298 2211846 2381988 2580487 2717988 2770884 3001791 3004092 3170986 3184086 3232698 3317769 3572982 3714767 3771481 4002388 4076982 4390596 4423692 4756479 4776129 4849047 5160974 6003582 6341972 6368172 6465396 6635538 6898853 7004179 7145964 7429534 7542962 7741461 8153964 9005373 9512958 9552258 9698094 10082939 10321948 11144301 11314443 12007164 13271076 13797706 14008358 14269437 14859068 15085924 15482922 18010746 19025916 19104516 19396188 20165878 20696559 21012537 22288602 22628886 23224383 26003369 27595412 28016716 28538874 30248817 30965844 33432903 33943329 36021492 40331756 41393118 42025074 44577204 45257772 46448766 48291971 49029253 52006738 57077748 60497634 62089677 63037611 66865806 67886658 70580573 78010107 82786236 84050148 90746451 92897532 96583942 98058506 104013476 120995268 124179354 126075222 131078207 133731612 135773316 141161146 144875913 147087759 156020214 181492902 193167884 196117012 211741719 234030321 248358708 252150444 262156414 282322292 289751826 294175518 312040428 338043797 362985804 393234621 423483438 434627739 441263277 468060642 494064011 524312828 579503652 588351036 635225157 676087594 786469242 846966876 869255478 882526554 917547449 936121284 988128022 1014131391 1179703863 1270450314 1352175188 1482192033 1572938484 1738510956 1765053108 1835094898 1976256044 2028262782 2359407726 2540900628 2752642347 2964384066 3042394173 3670189796 4056525564 4446576099 4718815452 5505284694 5928768132 6084788346 6422832143 8257927041 8893152198 11010569388 12169576692 12845664286 16515854082 17786304396 19268496429 25691328572 33031708164 38536992858 57805489287 77073985716 115610978574 231221957148
• Sum of all divisors σ(n): 776815079040
• Sum of proper divisors (its aliquot sum) s(n): 545593121892
• 231221957148 is an abundant number, because the sum of its proper divisors (545593121892) is greater than itself. Its abundance is 314371164744

Bases of 231221957148

• Binary: 11010111010101111001110001001000011100₂
• Hexadecimal: 0x35D5E7121C
• Base-36: 2Y7ZKZZ0

Squares and roots of 231221957148

• 231221957148 squared (231221957148²) is 53463593467351548293904
• 231221957148 cubed (231221957148³) is 12361956717686052436664523197625792
• The square root of 231221957148 is 480855.4430886689
• The cube root of 231221957148 is 6137.7570096957

Scales and comparisons

• 231,221,957,148 seconds is equal to 7,352 years, 7 weeks, 3 days, 1 hour, 25 minutes, 48 seconds.
• To count from 1 to 231,221,957,148 would take you about fourteen thousand, seven hundred four 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 231221957148 cubic inches would be around 511.5 feet tall.

Recreational maths with 231221957148

• 231221957148 backwards is 841759122132
• The number of decimal digits it has is: 12
• The sum of 231221957148's digits is 45
• More coming soon!