15438118137156

Names of 15438118137156

• Cardinal: 15438118137156 can be written as Fifteen trillion, four hundred thirty-eight billion, one hundred eighteen million, one hundred thirty-seven thousand, one hundred fifty-six.

Scientific notation

• Scientific notation: 1.5438118137156 × 10¹³

Factors of 15438118137156

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2150

Divisors of 15438118137156

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 6 9 11 12 13 18 22 26 27 31 33 36 39 44 52 54 62 66 73 78 81 93 99 108 117 124 132 143 146 156 162 186 198 219 234 279 286 292 297 324 341 351 372 396 403 429 438 468 558 572 594 657 682 702 803 806 837 858 876 891 949 1023 1053 1116 1188 1209 1287 1314 1364 1404 1606 1612 1674 1716 1782 1898 1971 2017 2046 2106 2263 2409 2418 2511 2574 2628 2847 3069 3212 3348 3564 3627 3796 3861 3942 4034 4092 4212 4433 4526 4818 4836 5022 5148 5329 5694 5913 6051 6138 6789 7227 7254 7722 7884 8068 8541 8866 9052 9207 9636 10044 10439 10658 10881 11388 11583 11826 12102 12276 13299 13578 14454 14508 15444 15987 17082 17732 18153 18414 20367 20878 21316 21681 21762 22187 23166 23652 24204 24893 25623 26221 26598 27156 27621 28908 29419 31317 31974 32643 34164 36306 36828 39897 40734 41756 43362 43524 44374 46332 47961 49786 51246 52442 53196 54459 55242 58619 58838 61101 62527 62634 63948 65043 65286 66561 69277 72612 74679 76869 78663 79794 81468 86724 88257 88748 93951 95922 99572 102492 104884 108918 110484 117238 117676 119691 122202 125054 125268 130086 130572 133122 138554 143883 147241 149358 153738 157326 159588 163377 165199 175857 176514 183303 187581 187902 191844 199683 207831 217836 224037 234476 235989 239382 244404 250108 260172 264771 266244 277108 281853 287766 288431 294482 298716 307476 314652 323609 326754 330398 351714 353028 359073 366606 375162 375804 399366 415662 431649 441723 448074 471978 478764 495597 527571 529542 562743 563706 575532 576862 588964 599049 623493 647218 653508 660796 672111 687797 703428 707967 718146 733212 750324 762047 794313 798732 812851 831324 845559 863298 865293 883446 896148 943956 970827 991194 1055142 1059084 1125486 1127412 1153724 1198098 1246986 1294436 1325169 1344222 1375594 1415934 1436292 1486791 1524094 1582713 1588626 1619651 1625702 1688229 1691118 1726596 1730586 1766892 1797147 1817189 1870479 1914133 1941654 1982388 2016333 2063391 2110284 2123901 2147587 2250972 2286141 2382939 2396196 2438553 2493972 2595879 2650338 2688444 2751188 2831868 2912481 2973582 3048188 3165426 3177252 3239302 3251404 3376458 3382236 3461172 3594294 3634378 3740958 3828266 3883308 3975507 4032666 4126782 4247802 4295174 4460373 4564471 4572282 4748139 4765878 4858953 4877106 5064687 5191758 5300676 5451567 5611437 5742399 5824962 5947164 6190173 6330852 6442761 6478604 6752916 6858423 7188588 7268756 7315659 7481916 7656532 7787637 7951014 8065332 8253564 8495604 8590348 8737443 8920746 8941361 9128942 9144564 9496278 9531756 9717906 9754212 10129374 10383516 10748593 10903134 11222874 11484798 11649924 11926521 12380346 12885522 13381119 13693413 13716846 14576859 14631318 15575274 15902028 16354701 17227197 17474886 17841492 17882722 18257884 18570519 18992556 19328283 19435812 20258748 20575269 21055463 21497186 21806268 21946977 22445748 22969596 23362911 23623457 23853042 24760692 25771044 26212329 26762238 26824083 27386826 27433692 29153718 29262636 31150548 32245779 32709402 34454394 34949772 35765444 37141038 38656566 41080239 41150538 42110926 42994372 43730577 43893954 46725822 47246914 47706084 49064103 50209181 51681591 52424658 53524476 53648166 54773652 55711557 57984849 58307436 59338123 61725807 63166389 64491558 65418804 65840931 68908788 70870371 74282076 77313132 80472249 82160478 82301076 84221852 87461154 87787908 93451644 94493828 96737337 98128206 100418362 103363182 104849316 107296332 111423114 115969698 118234523 118676246 123240717 123451614 126332778 128983116 131191731 131681862 139731709 141740742 147192309 150627543 155044773 160944498 164320956 173954547 174922308 178014369 189499167 193474674 196256412 200836724 206726364 212611113 222846228 231939396 236469046 237352492 241416747 246481434 246903228 252665556 262383462 263363724 279463418 283481484 290212011 294384618 301255086 310089546 321888996 333206383 347909094 354703569 356028738 369722151 378998334 386949348 419195127 425222226 451882629 472938092 482833494 492962868 524766924 534043107 558926836 568497501 580424022 588769236 602510172 620179092 637833339 652719353 666412766 695818188 709407138 712057476 724250241 739444302 757996668 838390254 850444452 870636033 903765258 965666988 999619149 1064110707 1068086214 1136995002 1160848044 1257585381 1275666678 1305438706 1332825532 1355647887 1418814276 1448500482 1478888604 1537048799 1602129321 1676780508 1705492503 1741272066 1807530516 1913500017 1958158059 1999238298 2128221414 2136172428 2273990004 2515170762 2551333356 2610877412 2711295774 2897000964 2998857447 3074097598 3192332121 3204258642 3410985006 3482544132 3665270213 3772756143 3827000034 3916316118 3998476596 4066943661 4256442828 4331682979 4611146397 4806387963 5030341524 5422591548 5874474177 5997714894 6148195196 6384664242 6408517284 6821970012 7330540426 7545512286 7654000068 7832632236 8133887322 8663365958 8996572341 9222292794 9576996363 9612775926 10995810639 11318268429 11748948354 11995429788 12769328484 12995048937 13833439191 14661080852 15091024572 16267774644 17326731916 17623422531 17993144682 18444585588 19153992726 19225551852 21991621278 22636536858 23497896708 25990097874 26989717023 27666878382 32987431917 35246845062 35986289364 38307985452 38985146811 41500317573 43983242556 45273073716 47648512769 51980195748 52870267593 53979434046 55333756764 65974863834 70493690124 77970293622 83000635146 95297025538 98962295751 105740535186 107958868092 116955440433 124500952719 131949727668 142945538307 155940587244 166001270292 190594051076 197924591502 211481070372 233910880866 249001905438 285891076614 296886887253 350866321299 395849183004 428836614921 467821761732 498003810876 571782153228 593773774506 701732642598 857673229842 1187547549012 1286509844763 1403465285196 1715346459684 2573019689526 3859529534289 5146039379052 7719059068578 15438118137156
• Sum of all divisors σ(n): 49647661797888
• Sum of proper divisors (its aliquot sum) s(n): 34209543660732
• 15438118137156 is an abundant number, because the sum of its proper divisors (34209543660732) is greater than itself. Its abundance is 18771425523576

Bases of 15438118137156

• Binary: 11100000101001110111100011000010110101000100₂
• Hexadecimal: 0xE0A778C2D44
• Base-36: 5H068XS90

Squares and roots of 15438118137156

• 15438118137156 squared (15438118137156²) is 238335491616785043627768336
• 15438118137156 cubed (15438118137156³) is 3679451475857080972352405091641841892416
• The square root of 15438118137156 is 3929137.0728387677
• The cube root of 15438118137156 is 24899.9296445683

Scales and comparisons

• 15,438,118,137,156 seconds is equal to 490,884 years, 20 weeks, 6 days, 21 hours, 12 minutes, 36 seconds.
• To count from 1 to 15,438,118,137,156 would take you about one million, two hundred twenty-seven thousand, two hundred eleven 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 15438118137156 cubic inches would be around 2075 feet tall.

Recreational maths with 15438118137156

• 15438118137156 backwards is 65173181183451
• 15438118137156 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 15438118137156's digits is 54
• More coming soon!