1255138957438344

Names of 1255138957438344

• Cardinal: 1255138957438344 can be written as One quadrillion, two hundred fifty-five trillion, one hundred thirty-eight billion, nine hundred fifty-seven million, four hundred thirty-eight thousand, three hundred forty-four.

Scientific notation

• Scientific notation: 1.255138957438344 × 10¹⁵

Factors of 1255138957438344

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 1013

Divisors of 1255138957438344

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 18 22 24 27 33 36 44 54 66 72 81 88 99 108 132 162 198 216 243 264 297 324 396 486 594 648 729 792 891 972 997 1188 1458 1782 1944 1994 2187 2376 2673 2916 2991 3564 3988 4374 5346 5832 5982 6561 7128 7976 8019 8748 8973 10692 10967 11964 13122 16038 17496 17946 19683 21384 21934 23928 24057 26244 26919 32076 32901 35892 39366 43868 48114 52488 53838 59049 64152 65802 71784 72171 78732 80757 87736 96228 98703 107676 118098 131604 144342 157464 161514 177147 192456 197406 215352 216513 236196 242271 263208 288684 296109 323028 354294 394812 433026 472392 484542 531441 577368 592218 646056 649539 708588 726813 789624 866052 888327 969084 994009 1062882 1184436 1299078 1417176 1453626 1594323 1732104 1776654 1938168 1948617 1988018 2125764 2180439 2368872 2598156 2664981 2907252 2982027 3188646 3553308 3897234 3976036 4251528 4360878 4782969 5196312 5329962 5814504 5845851 5964054 6377292 6541317 7106616 7794468 7952072 7994943 8721756 8946081 9565938 10659924 10934099 11691702 11928108 12754584 13082634 14348907 15588936 15989886 17443512 17537553 17892162 19131876 19623951 21319848 21868198 23383404 23856216 23984829 26165268 26838243 28697814 31979772 32802297 35075106 35784324 38263752 39247902 43736396 46766808 47969658 52330536 52612659 53676486 57395628 58871853 63959544 65604594 70150212 71568648 71954487 78495804 80514729 87472792 95939316 98406891 105225318 107352972 114791256 117743706 131209188 140300424 143908974 156991608 157837977 161029458 176615559 191878632 196813782 210450636 214705944 215863461 235487412 241544187 262418376 287817948 295220673 315675954 322058916 353231118 393627564 420901272 431726922 470974824 483088374 529846677 575635896 590441346 631351908 644117832 647590383 706462236 724632561 787255128 863453844 885662019 966176748 1059693354 1180882692 1262703816 1295180766 1412924472 1449265122 1589540031 1726907688 1771324038 1932353496 1942771149 2119386708 2173897683 2361765384 2590361532 2656986057 2898530244 3179080062 3542648076 3885542298 4238773416 4347795366 4768620093 5180723064 5313972114 5797060488 5828313447 6358160124 6521693049 7085296152 7771084596 7970958171 8695590732 9537240186 10627944228 11656626894 12716320248 13043386098 14305860279 15542169192 15941916342 17391181464 17484940341 19074480372 19565079147 21255888456 23313253788 23912874513 26086772196 28611720558 31883832684 34969880682 38148960744 39130158294 46626507576 47825749026 52173544392 52454821023 57223441116 58695237441 63767665368 69939761364 71738623539 78260316588 95651498052 104909642046 114446882232 117390474882 139879522728 143477247078 156520633176 157364463069 176085712323 191302996104 209819284092 215215870617 234780949764 286954494156 314728926138 352171424646 419638568184 430431741234 469561899528 528257136969 573908988312 629457852276 645647611851 704342849292 860863482468 1056514273938 1258915704552 1291295223702 1408685698584 1584771410907 1721726964936 1936942835553 2113028547876 2582590447404 3169542821814 3873885671106 4226057095752 4754314232721 5165180894808 5810828506659 6339085643628 7747771342212 9508628465442 11621657013318 12678171287256 14262942698163 15495542684424 17432485519977 19017256930884 23243314026636 28525885396326 34864971039954 38034513861768 46486628053272 52297456559931 57051770792652 69729942079908 104594913119862 114103541585304 139459884159816 156892369679793 209189826239724 313784739359586 418379652479448 627569478719172 1255138957438344
• Sum of all divisors σ(n): 3854860895433600
• Sum of proper divisors (its aliquot sum) s(n): 2599721937995256
• 1255138957438344 is an abundant number, because the sum of its proper divisors (2599721937995256) is greater than itself. Its abundance is 1344582980556912

Bases of 1255138957438344

• Binary: 100011101011000101011001111101100111010110110001000₂
• Hexadecimal: 0x4758ACFB3AD88
• Base-36: CCWQVKJ4I0

Squares and roots of 1255138957438344

• 1255138957438344 squared (1255138957438344²) is 1575373802479413111126561462336
• 1255138957438344 cubed (1255138957438344³) is 1977313032019690240345553309616463281198211584
• The square root of 1255138957438344 is 35427940.3499320575
• The cube root of 1255138957438344 is 107869.1533070663

Scales and comparisons

• 1,255,138,957,438,344 seconds is equal to 39,909,536 years, 23 weeks, 1 day, 15 hours, 32 minutes, 24 seconds.
• To count from 1 to 1,255,138,957,438,344 would take you about one hundred nineteen million, seven hundred twenty-eight thousand, six hundred nine 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 1255138957438344 cubic inches would be around 8989.1 feet tall.

Recreational maths with 1255138957438344

• 1255138957438344 backwards is 4438347598315521
• 1255138957438344 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 1255138957438344's digits is 72
• More coming soon!