125920291728

Names of 125920291728

• Cardinal: 125920291728 can be written as One hundred twenty-five billion, nine hundred twenty million, two hundred ninety-one thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.25920291728 × 10¹¹

Factors of 125920291728

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1571

Divisors of 125920291728

• Number of divisors d(n): 540
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 14 16 17 21 22 24 28 33 34 42 44 48 49 51 56 66 68 77 84 88 98 102 112 119 121 132 136 147 154 168 176 187 196 204 231 238 242 264 272 289 294 308 336 357 363 374 392 408 462 476 484 528 539 561 578 588 616 714 726 748 784 816 833 847 867 924 952 968 1078 1122 1156 1176 1232 1309 1428 1452 1496 1531 1617 1666 1694 1734 1848 1904 1936 2023 2057 2156 2244 2312 2352 2499 2541 2618 2856 2904 2992 3062 3179 3234 3332 3388 3468 3696 3927 4046 4114 4312 4488 4593 4624 4998 5082 5236 5712 5808 5929 6069 6124 6171 6358 6468 6664 6776 6936 7854 8092 8228 8624 8976 9163 9186 9537 9996 10164 10472 10717 11858 12138 12248 12342 12716 12936 13328 13552 13872 14161 14399 15708 16184 16456 16841 17787 18326 18372 19074 19992 20328 20944 21434 22253 23716 24276 24496 24684 25432 25872 26027 27489 28322 28798 31416 32151 32368 32912 33682 34969 35574 36652 36744 38148 39984 40656 42483 42868 43197 44506 47432 48552 49368 50523 50864 52054 54978 56644 57596 62832 64302 66759 67364 69938 71148 73304 73488 75019 76296 78081 84966 85736 86394 89012 94864 97104 98736 100793 101046 104108 104907 109956 113288 115192 117887 128604 133518 134728 139876 142296 146608 150038 152592 155771 156162 169932 171472 172788 178024 182189 185251 201586 202092 208216 209814 219912 225057 226576 230384 235774 244783 257208 267036 269456 279752 284592 286297 300076 302379 311542 312324 339864 345576 353661 356048 364378 370502 403172 404184 416432 419628 439824 442459 450114 467313 471548 489566 514416 534072 546567 555753 559504 572594 600152 604758 623084 624648 679728 691152 707322 728756 734349 741004 806344 808368 825209 839256 858891 884918 900228 934626 943096 979132 1068144 1093134 1111506 1145188 1200304 1209516 1246168 1249296 1275323 1296757 1327377 1414644 1457512 1468698 1482008 1612688 1650418 1678512 1713481 1717782 1769836 1800456 1869252 1886192 1958264 2004079 2186268 2223012 2290376 2419032 2475627 2492336 2550646 2593514 2654754 2829288 2915024 2937396 2964016 3097213 3149267 3300836 3426962 3435564 3539672 3600912 3738504 3825969 3890271 3916528 4008158 4372536 4446024 4580752 4838064 4867049 4951254 5101292 5140443 5187028 5309508 5658576 5874792 6012237 6194426 6298534 6601672 6853924 6871128 7079344 7477008 7651938 7780542 8016316 8745072 8892048 9077299 9291639 9447801 9734098 9902508 10202584 10280886 10374056 10619016 11749584 12024474 12388852 12597068 13203344 13707848 13742256 14028553 14601147 15303876 15561084 16032632 18154598 18583278 18895602 19468196 19805016 20405168 20561772 20748112 21238032 21680491 22044869 24048948 24777704 25194136 27231897 27415696 28057106 29202294 30607752 31122168 32065264 34069343 36309196 37166556 37791204 38936392 39610032 41123544 42085659 43360982 44089738 48097896 49555408 50388272 53537539 54463794 56114212 58404588 61215504 62244336 65041473 66134607 68138686 72618392 74333112 75582408 77872784 82247088 84171318 86721964 88179476 96195792 102208029 107075078 108927588 112228424 116809176 130082946 132269214 136277372 145236784 148666224 151164816 154314083 160612617 168342636 173443928 176358952 204416058 214150156 217855176 224456848 233618352 238485401 260165892 264538428 272554744 308628166 321225234 336685272 346887856 352717904 374762773 408832116 428300312 435710352 462942249 476970802 520331784 529076856 545109488 617256332 642450468 673370544 715456203 749525546 817664232 856600624 925884498 953941604 1040663568 1058153712 1124288319 1234512664 1284900936 1430912406 1499051092 1635328464 1851768996 1907883208 2248576638 2469025328 2569801872 2623339411 2861824812 2998102184 3703537992 3815766416 4497153276 5246678822 5723649624 5996204368 7407075984 7870018233 8994306552 10493357644 11447299248 15740036466 17988613104 20986715288 31480072932 41973430576 62960145864 125920291728
• Sum of all divisors σ(n): 442125254256
• Sum of proper divisors (its aliquot sum) s(n): 316204962528
• 125920291728 is an abundant number, because the sum of its proper divisors (316204962528) is greater than itself. Its abundance is 190284670800

Bases of 125920291728

• Binary: 1110101010001011011110010101110010000₂
• Hexadecimal: 0x1D516F2B90
• Base-36: 1LUHOUXC

Squares and roots of 125920291728

• 125920291728 squared (125920291728²) is 15855919868864625225984
• 125920291728 cubed (125920291728³) is 1996582055503225112595293205860352
• The square root of 125920291728 is 354852.4929150139
• The cube root of 125920291728 is 5012.2405656303

Scales and comparisons

• 125,920,291,728 seconds is equal to 4,003 years, 45 weeks, 3 days, 18 hours, 48 minutes, 48 seconds.
• To count from 1 to 125,920,291,728 would take you about eight thousand and seven 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 125920291728 cubic inches would be around 417.7 feet tall.

Recreational maths with 125920291728

• 125920291728 backwards is 827192029521
• 125920291728 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 125920291728's digits is 48
• More coming soon!