231538135920

Names of 231538135920

• Cardinal: 231538135920 can be written as Two hundred thirty-one billion, five hundred thirty-eight million, one hundred thirty-five thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.3153813592 × 10¹¹

Factors of 231538135920

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1137

Divisors of 231538135920

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 13 14 15 16 19 20 21 24 26 28 30 35 38 39 40 42 48 49 52 56 57 60 65 70 76 78 79 80 84 91 95 98 104 105 112 114 120 130 133 140 147 152 156 158 168 182 190 195 196 208 210 228 237 240 245 247 260 266 273 280 285 294 304 312 316 336 364 380 390 392 395 399 420 455 456 474 490 494 520 532 546 553 560 570 588 624 632 637 665 728 735 741 760 780 784 790 798 840 910 912 931 948 980 988 1009 1027 1040 1064 1092 1106 1140 1176 1185 1235 1264 1274 1330 1365 1456 1470 1482 1501 1520 1560 1580 1596 1659 1680 1729 1820 1862 1896 1911 1960 1976 1995 2018 2054 2128 2184 2212 2280 2352 2370 2470 2548 2660 2730 2765 2793 2940 2964 3002 3027 3081 3120 3160 3185 3192 3318 3458 3640 3705 3724 3792 3822 3871 3920 3952 3990 4036 4108 4368 4424 4503 4560 4655 4740 4940 5045 5096 5135 5187 5320 5460 5530 5586 5880 5928 6004 6054 6162 6320 6370 6384 6636 6916 7063 7189 7280 7410 7448 7505 7644 7742 7980 8072 8216 8295 8645 8848 9006 9310 9480 9555 9880 10090 10192 10270 10374 10507 10640 10920 11060 11172 11613 11760 11856 12008 12103 12108 12324 12740 13117 13272 13832 13965 14126 14378 14820 14896 15010 15135 15288 15405 15484 15960 16144 16432 16590 17290 18012 18620 18960 19110 19171 19355 19513 19760 20180 20540 20748 21014 21189 21567 21840 22120 22344 22515 23226 24016 24206 24216 24648 25480 25935 26234 26544 27664 27930 28252 28756 29640 30020 30270 30576 30810 30968 31521 31920 33180 34580 35315 35945 36024 36309 37240 38220 38342 38710 39026 39351 40360 41080 41496 42028 42378 43134 44240 44688 45030 46452 48412 48432 49296 49441 50323 50960 51870 52468 52535 55860 56504 57512 57513 58065 58539 59280 60040 60515 60540 61620 61936 63042 65585 66360 69160 70630 71890 72048 72618 73549 74480 76440 76684 77420 78052 78702 79711 80720 82160 82992 84056 84756 86268 90060 91819 92904 95855 96824 97565 98882 100646 103740 104936 105070 105945 107835 111720 113008 115024 115026 116130 117078 120080 121030 121080 123240 126084 131170 132720 134197 136591 138320 141260 143780 145236 147098 148323 150969 152880 153368 154840 156104 157404 157605 159422 168112 169512 172536 180120 181545 183638 185808 191710 193648 195130 196755 197764 201292 207480 209872 210140 211890 215670 220647 223440 230052 232260 234156 239133 242060 242160 246480 247205 249223 251615 252168 262340 268394 273182 275457 282520 287560 287565 290472 292695 294196 296646 301938 306736 309680 312208 314808 315210 318844 339024 345072 360240 363090 367276 367745 383420 390260 393510 395528 398555 402584 402591 409773 414960 420280 423780 431340 441294 459095 460104 464520 468312 478266 484120 494410 498446 503230 504336 524680 536788 546364 550914 557977 565040 575120 575130 580944 585390 588392 593292 603876 629616 630420 637688 642733 670985 682955 726180 734552 735490 741615 747669 754845 766840 780520 787020 791056 797110 805168 805182 819546 840560 847560 862680 882588 918190 920208 929040 936624 939379 956137 956532 968240 988820 996892 1006460 1036243 1049360 1073576 1092728 1101828 1103235 1115954 1150260 1170780 1176784 1186584 1195665 1207752 1246115 1260840 1275376 1285466 1341970 1365910 1377285 1452360 1469104 1470980 1483230 1495338 1509690 1514509 1533680 1561040 1574040 1594220 1610364 1639092 1673931 1695120 1725360 1744561 1765176 1836380 1878758 1912274 1913064 1928199 1977640 1993784 2012920 2012955 2048865 2072486 2147152 2185456 2203656 2206470 2231908 2300520 2341560 2373168 2391330 2415504 2492230 2521680 2570932 2683940 2731820 2754570 2789885 2818137 2868411 2904720 2941960 2966460 2990676 3019380 3029018 3108729 3148080 3188440 3213665 3220728 3278184 3347862 3489122 3530352 3672760 3738345 3757516 3824548 3826128 3856398 3905839 3955280 3987568 4025840 4025910 4097730 4144972 4407312 4412940 4463816 4543527 4601040 4683120 4696895 4780685 4782660 4984460 5141864 5181215 5233683 5367880 5463640 5509140 5579770 5636274 5736822 5883920 5932920 5981352 6038760 6058036 6217458 6376880 6427330 6441456 6556368 6695724 6978244 7253701 7345520 7476690 7515032 7572545 7649096 7712796 7811678 8051820 8195460 8289944 8369655 8722805 8825880 8927632 9087054 9393790 9561370 9565320 9640995 9968920 10283728 10362430 10467366 10601563 10735760 10927280 11018280 11159540 11272548 11473644 11717517 11865840 11962704 12077520 12116072 12211927 12434916 12854660 13391448 13956488 14090685 14342055 14507402 14953380 15030064 15145090 15298192 15425592 15543645 15623356 16103640 16390920 16579888 16739310 17445610 17651760 18174108 18787580 19122740 19130640 19281990 19529195 19688617 19937840 20724860 20934732 21203126 21761103 22036560 22319080 22545096 22717635 22947288 23435034 24232144 24423854 24869832 25709320 26168415 26782896 27912976 28181370 28684110 29014804 29906760 30290180 30851184 31087290 31246712 31804689 32207280 32781840 33478620 34891220 36268505 36348216 36635781 37575160 38245480 38563980 39058390 39377234 41449720 41869464 42406252 43522206 44638160 45090192 45435270 45894576 46870068 48847708 49739664 50775907 51418640 52336830 53007815 56362740 57368220 58029608 58587585 59065851 59813520 60580360 61059635 62174580 62493424 63609378 66957240 69782440 72537010 72696432 73271562 74210941 75150320 76490960 77127960 78116780 78754468 82899440 83738928 84812504 87044412 90870540 93740136 97695416 98443085 101551814 104673660 106015630 108805515 112725480 114736440 116059216 117175170 118131702 121160720 122119270 124349160 127218756 133914480 137820319 139564880 145074020 146543124 148421882 152327721 154255920 156233560 157508936 159023445 169625008 174088824 181741080 183178905 187480272 195390832 196886170 203103628 209347320 212031260 217611030 222632823 225450960 229472880 234350340 236263404 244238540 248698320 253879535 254437512 275640638 290148040 293086248 295329255 296843764 304655442 312467120 315017872 318046890 348177648 363482160 366357810 371054705 393772340 406207256 413460957 418694640 424062520 435222060 445265646 468700680 472526808 488477080 507759070 508875024 551281276 580296080 586172496 590658510 593687528 609310884 636093780 689101595 732715620 742109410 761638605 787544680 812414512 826921914 848125040 870444120 890531292 937401360 945053616 964742233 976954160 1015518140 1102562552 1113164115 1181317020 1187375056 1218621768 1272187560 1378203190 1465431240 1484218820 1523277210 1575089360 1653843828 1740888240 1781062584 1929484466 2031036280 2067304785 2205125104 2226328230 2362634040 2437243536 2544375120 2756406380 2894226699 2930862480 2968437640 3046554420 3307687656 3562125168 3858968932 4062072560 4134609570 4452656460 4725268080 4823711165 5512812760 5788453398 5936875280 6093108840 6615375312 7717937864 8269219140 8905312920 9647422330 11025625520 11576906796 12186217680 14471133495 15435875728 16538438280 17810625840 19294844660 23153813592 28942266990 33076876560 38589689320 46307627184 57884533980 77179378640 115769067960 231538135920
• Sum of all divisors σ(n): 959438592000
• Sum of proper divisors (its aliquot sum) s(n): 727900456080
• 231538135920 is an abundant number, because the sum of its proper divisors (727900456080) is greater than itself. Its abundance is 496362320160

Bases of 231538135920

• Binary: 11010111101000101111111001001101110000₂
• Hexadecimal: 0x35E8BF9370
• Base-36: 2YD7TT2O

Squares and roots of 231538135920

• 231538135920 squared (231538135920²) is 53609908385308394246400
• 231538135920 cubed (231538135920³) is 12412738254376282718139909170688000
• The square root of 231538135920 is 481184.0977422257
• The cube root of 231538135920 is 6140.5533770397

Scales and comparisons

• 231,538,135,920 seconds is equal to 7,362 years, 10 weeks, 1 day, 12 hours, 52 minutes.
• To count from 1 to 231,538,135,920 would take you about fourteen thousand, seven hundred twenty-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 231538135920 cubic inches would be around 511.7 feet tall.

Recreational maths with 231538135920

• 231538135920 backwards is 029531835132
• 231538135920 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 231538135920's digits is 42
• More coming soon!