1215997138125

Names of 1215997138125

• Cardinal: 1215997138125 can be written as One trillion, two hundred fifteen billion, nine hundred ninety-seven million, one hundred thirty-eight thousand, one hundred twenty-five.

Scientific notation

• Scientific notation: 1.215997138125 × 10¹²

Factors of 1215997138125

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 146

Divisors of 1215997138125

• Number of divisors d(n): 810
• Complete list of divisors:
  1 3 5 7 9 11 15 19 21 25 33 35 45 49 55 57 63 75 77 95 99 101 105 121 125 133 147 165 171 175 209 225 231 245 275 285 303 315 361 363 375 385 399 441 475 495 505 525 539 605 625 627 665 693 707 735 825 847 855 875 909 931 1045 1083 1089 1111 1125 1155 1197 1225 1375 1425 1463 1515 1575 1617 1805 1815 1875 1881 1919 1925 1995 2121 2205 2299 2375 2475 2525 2527 2541 2625 2695 2793 3025 3135 3249 3325 3333 3465 3535 3675 3971 4125 4235 4275 4375 4389 4545 4655 4851 4949 5225 5415 5445 5555 5625 5757 5775 5929 5985 6125 6363 6875 6897 7125 7315 7575 7581 7623 7777 7875 8085 8379 9025 9075 9405 9595 9625 9975 9999 10241 10605 11025 11495 11875 11913 12221 12375 12625 12635 12705 13125 13167 13433 13475 13965 14847 15125 15675 16093 16245 16625 16665 17271 17325 17675 17689 17787 18375 19855 20625 20691 21109 21175 21375 21945 22725 22743 23275 23331 24255 24745 26125 27075 27225 27775 27797 28785 28875 29645 29925 30625 30723 31815 34485 35625 35739 36461 36575 36663 37875 37905 38115 38885 39375 40299 40425 41895 43681 44541 45125 45375 47025 47975 48125 48279 49875 49995 51205 53025 53067 53361 54439 55125 57475 59565 61105 61875 63125 63175 63327 63525 65835 67165 67375 69825 69993 74235 75625 78375 80465 81225 83125 83325 83391 85547 86355 86625 88375 88445 88935 91875 92169 94031 99275 103455 105545 105875 106875 109383 109725 109989 112651 113625 113715 116375 116655 120897 121275 123725 130625 131043 135375 136125 138875 138985 143925 144375 144837 147763 148225 149625 153615 159075 159201 163317 172425 178695 182305 182875 183315 189375 189525 189981 190575 194425 194579 201495 202125 209475 218405 222705 225625 226875 232199 235125 239875 241395 249375 249975 250173 255227 256025 256641 265125 265335 266805 272195 275625 282093 287375 297825 305525 305767 315875 316635 317625 328149 329175 335825 336875 337953 349125 349965 371175 391875 393129 401071 402325 406125 416625 416955 427735 431775 433125 441875 442225 443289 444675 460845 470155 489951 496375 517275 527725 529375 546915 548625 549945 563255 568125 568575 581875 583275 583737 598829 604485 606375 618625 655215 676875 680625 694375 694925 696597 719625 724185 738815 741125 748125 765681 768075 769923 795375 796005 816585 846279 862125 893475 911525 914375 916575 917301 947625 949905 952875 972125 972895 1007475 1010625 1013859 1034341 1047375 1092025 1113525 1160995 1175625 1199375 1203213 1206975 1249875 1250865 1276135 1280125 1283205 1325625 1326675 1329867 1334025 1360975 1410465 1436875 1489125 1527625 1528835 1579375 1583175 1588125 1625393 1640745 1645875 1679125 1689765 1745625 1749825 1751211 1786589 1796487 1855875 1965645 2005355 2011625 2030625 2083125 2084775 2089791 2138675 2140369 2158875 2211125 2216445 2223375 2297043 2304225 2350775 2449755 2481875 2586375 2638625 2734575 2743125 2749725 2751903 2807497 2816275 2842875 2916375 2918685 2994145 3022425 3031875 3093125 3103023 3276075 3474625 3482985 3598125 3609639 3620925 3694075 3705625 3828405 3840375 3849615 3976875 3980025 4082925 4231395 4310625 4411781 4467375 4557625 4582875 4586505 4738125 4749525 4764375 4860625 4864475 4876179 5037375 5069295 5171705 5236875 5359767 5389461 5460125 5567625 5804975 6016065 6034875 6249375 6254325 6380675 6400625 6416025 6421107 6633375 6649335 6670125 6804875 7052325 7445625 7638125 7644175 7915875 8126965 8203725 8229375 8395625 8422491 8448825 8749125 8756055 8932945 8982435 9279375 9309069 9828225 10026775 10058125 10423875 10448955 10693375 10701845 10794375 11055625 11082225 11116875 11377751 11485215 11521125 11753875 12248775 12931875 13193125 13235343 13672875 13748625 13759515 14037485 14081375 14214375 14581875 14593425 14628537 14970725 15112125 15515115 16079301 16380375 17373125 17414925 18048195 18104625 18470375 19142025 19201875 19248075 19263321 19652479 19900125 20414625 21156975 22058905 22336875 22788125 22914375 22932525 23747625 24322375 24380895 25186875 25267473 25346475 25858525 26798835 26947305 27300625 27838125 29024875 30080325 30174375 30882467 31271625 31903375 32080125 32105535 33166875 33246675 33350625 34024375 34133253 35261625 38220875 39579375 39706029 40634825 41018625 42112455 42244125 43745625 43780275 44664725 44912175 46545345 49141125 50133875 52119375 52244775 53466875 53509225 55411125 56888755 57426075 57605625 58769375 58957437 61243875 66176715 68364375 68743125 68797575 70187425 70406875 72967125 73142685 74853625 75560625 77575575 80396505 81901875 87074625 90240975 90523125 92351875 92647401 95710125 96240375 96316605 98262395 99500625 102073125 102399759 105784875 110294525 114662625 118738125 121611875 121904475 126337365 126732375 129292625 133994175 134736525 145124375 150401625 154412335 156358125 159516875 160400625 160527675 166233375 170666265 176308125 176872311 191104375 198530145 203174125 205093125 210562275 211220625 216177269 218901375 223323625 224560875 232726725 245705625 250669375 261223875 267546125 277055625 277942203 284443775 287130375 294787185 306219375 330883575 343987875 350937125 364835625 365713425 374268125 387877875 401982525 435373125 451204875 463237005 478550625 481201875 481583025 491311975 511998795 528924375 551472625 573313125 609522375 631686825 633661875 646463125 648531807 669970875 673682625 752008125 772061675 802638375 831166875 853331325 884361555 992650725 1015870625 1052811375 1080886345 1094506875 1116618125 1122804375 1163633625 1306119375 1337730625 1389711015 1422218875 1435651875 1473935925 1654417875 1719939375 1754685625 1828567125 1939389375 1945595421 2009912625 2256024375 2316185025 2407915125 2456559875 2559993975 2757363125 3047611875 3158434125 3242659035 3349854375 3368413125 3860308375 4013191875 4266656625 4421807775 4963253625 5264056875 5404431725 5818168125 6948555075 7111094375 7369679625 8272089375 9142835625 9727977105 10049563125 11580925125 12039575625 12282799375 12799969875 15792170625 16213295175 19301541875 21333283125 22109038875 24816268125 27022158625 34742775375 36848398125 48639885525 57904625625 63999849375 81066475875 110545194375 135110793125 173713876875 243199427625 405332379375 1215997138125
• Sum of all divisors σ(n): 2991203981766
• Sum of proper divisors (its aliquot sum) s(n): 1775206843641
• 1215997138125 is an abundant number, because the sum of its proper divisors (1775206843641) is greater than itself. Its abundance is 559209705516

Bases of 1215997138125

• Binary: 10001101100011111000100111101010011001101₂
• Hexadecimal: 0x11B1F13D4CD
• Base-36: FIMDASP9

Squares and roots of 1215997138125

• 1215997138125 squared (1215997138125²) is 1478649039928190328515625
• 1215997138125 cubed (1215997138125³) is 1798033000843958294985303579345703125
• The square root of 1215997138125 is 1102722.6025274897
• The cube root of 1215997138125 is 10673.5982213813

Scales and comparisons

• 1,215,997,138,125 seconds is equal to 38,664 years, 49 weeks, 1 day, 22 hours, 48 minutes, 45 seconds.
• To count from 1 to 1,215,997,138,125 would take you about ninety-six thousand, six hundred sixty-two 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 1215997138125 cubic inches would be around 889.5 feet tall.

Recreational maths with 1215997138125

• 1215997138125 backwards is 5218317995121
• The number of decimal digits it has is: 13
• The sum of 1215997138125's digits is 54
• More coming soon!