15438506552820

Names of 15438506552820

• Cardinal: 15438506552820 can be written as Fifteen trillion, four hundred thirty-eight billion, five hundred six million, five hundred fifty-two thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 1.543850655282 × 10¹³

Factors of 15438506552820

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 7711

Divisors of 15438506552820

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 13 15 18 20 23 26 30 36 37 39 45 46 52 60 65 69 74 78 79 90 92 111 115 117 130 138 148 156 158 169 180 185 195 207 222 230 234 237 260 276 299 316 333 338 345 370 390 395 414 444 460 468 474 481 507 555 585 598 666 676 690 711 740 780 790 828 845 851 897 948 962 1014 1027 1035 1110 1170 1185 1196 1332 1380 1422 1443 1495 1521 1580 1665 1690 1702 1794 1817 1924 2028 2054 2070 2220 2340 2370 2405 2535 2553 2691 2844 2886 2923 2990 3042 3081 3330 3380 3404 3555 3588 3634 3887 4108 4140 4255 4329 4485 4740 4810 5070 5106 5135 5382 5451 5772 5846 5980 6084 6162 6253 6660 7110 7215 7268 7549 7605 7659 7774 8510 8658 8769 8970 9085 9243 9620 10140 10212 10270 10764 10902 11063 11661 11692 12324 12506 12765 13351 13455 14220 14430 14615 15098 15210 15318 15405 15548 16353 17020 17316 17538 17940 18170 18486 18759 19435 20540 21645 21804 22126 22647 23322 23621 25012 25530 26307 26702 26910 27255 28860 29230 30196 30420 30636 30810 31265 32706 33189 34983 35076 36340 36972 37518 37745 37999 38295 38870 40053 43290 43845 44252 45294 46215 46644 47242 51060 52614 53404 53820 54510 55315 56277 58305 58460 61620 62530 65412 66378 66755 67229 67941 69966 70863 75036 75490 75998 76590 77740 80106 81765 86580 87690 90588 92430 93795 94484 98137 99567 105228 109020 110630 112554 113235 113997 116610 118105 120159 125060 131535 132756 133510 134458 135882 139932 141726 143819 150980 151996 153180 160212 163530 165945 173627 174915 175380 184860 187590 189995 196274 199134 200265 201687 212589 221260 225108 226470 227994 233220 236210 240318 263070 267020 268916 271764 279313 281385 283452 287638 294411 307073 327060 331890 336145 339705 341991 347254 349830 354315 375180 379990 392548 398268 400530 403374 425178 431457 452940 455988 472420 480636 490685 493987 497835 520881 526140 558626 562770 569985 575276 588822 596371 600795 605061 614146 663780 672290 679410 683982 694508 699660 708630 719095 759980 801060 806748 837939 850356 862914 868135 873977 883233 921219 981370 987974 995670 1008435 1041762 1062945 1117252 1125540 1139970 1177644 1192742 1201590 1210122 1228292 1275781 1294371 1344580 1358820 1367964 1396565 1417260 1438190 1472055 1481961 1535365 1562643 1675878 1709955 1725828 1736270 1747954 1766466 1789113 1842438 1962740 1975948 1991340 2016870 2083524 2125890 2157285 2257151 2279940 2385484 2403180 2420244 2469935 2513817 2551562 2588742 2604405 2621931 2763657 2793130 2876380 2944110 2963922 2981855 3025305 3070730 3125286 3351756 3419910 3472540 3495908 3532932 3578226 3631069 3684876 3827343 4033740 4189695 4251780 4314570 4369885 4416165 4445883 4514302 4606095 4939870 5027634 5103124 5177484 5208810 5243862 5367339 5527314 5586260 5888220 5927844 5963710 6050610 6141460 6250572 6378905 6424199 6471855 6771453 6839820 7156452 7262138 7409805 7654686 7752823 7813215 7865793 8379390 8629140 8739770 8832330 8891766 8945565 9028604 9212190 9879740 10055268 10417620 10487724 10734678 10893207 11054628 11285755 11361701 11482029 11927420 12101220 12569085 12757810 12848398 12943710 13109655 13542906 13716533 13818285 14524276 14819610 15309372 15505646 15626430 15731586 16758780 17479540 17664660 17783532 17891130 18155345 18424380 19136715 19272597 20314359 21469356 21786414 22065727 22229415 22571510 22723402 22964058 23258469 25138170 25515620 25696796 25887420 26219310 26836695 27085812 27433066 27636570 29342963 29639220 31011292 31252860 31463172 32120995 32679621 33857265 34085103 35782260 36310690 38273430 38545194 38764115 39328965 40628718 41149599 43572828 44131454 44458830 45143020 45446804 45928116 46516938 47203897 50276340 52438620 53673390 54466035 54866132 55273140 56808505 57410145 57817791 58685926 64241990 65359242 66197181 67714530 68170206 68582665 69775407 72621380 76546860 77090388 77528230 78657930 81257436 82299198 83514587 88028889 88262908 88917660 93033876 94407794 96362985 100786699 101571795 102255309 107346780 108932070 110328635 113617010 114820290 115635582 116292345 117371852 123448797 128483980 130718484 132394362 135429060 136340412 137165330 139550814 141611691 146714815 155056460 157315860 163398105 164598396 167029174 170425515 176057778 178314929 188815588 192725970 198591543 201573398 203143590 204510618 205747995 217864140 220657270 227234020 229640580 231271164 232584690 236019485 246897594 250543761 264086667 264788724 274330660 279101628 283223382 286854451 289088955 293429630 302360097 326796210 330985905 334058348 340851030 348877035 352115556 356629858 385451940 397183086 403146796 406287180 409021236 411495990 417572935 424835073 440144445 441314540 465169380 472038970 493795188 501087522 503933495 507511721 511276545 528173334 534944787 566446764 573708902 578177910 586859260 604720194 617243985 653592420 661971810 681702060 697754070 708058455 713259716 751631283 794366172 822991980 835145870 849670146 860563353 880288890 891574645 907080291 944077940 992957715 1002175044 1007866990 1015023442 1022553090 1056346668 1069889574 1085689631 1147417804 1156355820 1209440388 1234487970 1252718805 1320433335 1323943620 1395508140 1416116910 1434272255 1503262566 1511800485 1522535163 1604834361 1670291740 1699340292 1721126706 1760577780 1783149290 1814160582 1985915430 2015733980 2030046884 2045106180 2124175365 2139779148 2171379262 2318094077 2468975940 2505437610 2537558605 2581690059 2640866670 2674723935 2832233820 2868544510 3006525132 3023600970 3045070326 3209668722 3257068893 3442253412 3566298580 3628321164 3729107863 3758156415 3971830860 4248350730 4302816765 4342758524 4535401455 4567605489 4636188154 5010875220 5075117210 5163380118 5281733340 5349447870 5428448155 5737089020 6047201940 6090140652 6419337444 6514137786 6597652373 6954282231 7458215726 7516312830 7612675815 8024171805 8496701460 8605633530 9070802910 9135210978 9272376308 9771206679 10150234420 10326760236 10698895740 10856896310 11187323589 11590470385 12908450295 13028275572 13195304746 13908564462 14916431452 15032625660 15225351630 16048343610 16285344465 17211267060 18141605820 18270421956 18645539315 19542413358 19792957119 20862846693 21713792620 22374647178 22838027445 23180940770 25816900590 26390609492 27817128924 30450703260 32096687220 32570688930 32988261865 33561970767 34771411155 37291078630 39084826716 39585914238 41725693386 44749294356 45676054890 46361881540 48856033395 51633801180 55936617945 59378871357 65141377860 65976523730 67123941534 69542822310 74582157260 79171828476 83451386772 85769480849 91352109780 97712066790 98964785595 104314233465 111873235890 118757742714 131953047460 134247883068 139085644620 167809853835 171538961698 195424133580 197929571190 208628466930 223746471780 237515485428 257308442547 296894356785 335619707670 343077923396 395859142380 417256933860 428847404245 514616885094 593788713570 671239415340 771925327641 857694808490 1029233770188 1187577427140 1286542212735 1543850655282 1715389616980 2573084425470 3087701310564 3859626638205 5146168850940 7719253276410 15438506552820
• Sum of all divisors σ(n): 55039630464000
• Sum of proper divisors (its aliquot sum) s(n): 39601123911180
• 15438506552820 is an abundant number, because the sum of its proper divisors (39601123911180) is greater than itself. Its abundance is 24162617358360

Bases of 15438506552820

• Binary: 11100000101010001110101100101110110111110100₂
• Hexadecimal: 0xE0A8EB2EDF4
• Base-36: 5H0CO6VP0

Squares and roots of 15438506552820

• 15438506552820 squared (15438506552820²) is 238347484581466079449952400
• 15438506552820 cubed (15438506552820³) is 3679729202559127982710644868637085768000
• The square root of 15438506552820 is 3929186.5001320565
• The cube root of 15438506552820 is 24900.1384662547

Scales and comparisons

• 15,438,506,552,820 seconds is equal to 490,896 years, 39 weeks, 1 day, 10 hours, 27 minutes.
• To count from 1 to 15,438,506,552,820 would take you about one million, two hundred twenty-seven thousand, two hundred forty-one 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 15438506552820 cubic inches would be around 2075 feet tall.

Recreational maths with 15438506552820

• 15438506552820 backwards is 02825560583451
• The number of decimal digits it has is: 14
• The sum of 15438506552820's digits is 54
• More coming soon!