15129980928

Names of 15129980928

• Cardinal: 15129980928 can be written as Fifteen billion, one hundred twenty-nine million, nine hundred eighty thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 1.5129980928 × 10¹⁰

Factors of 15129980928

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 568

Divisors of 15129980928

• Number of divisors d(n): 234
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 108 128 144 162 192 216 243 256 288 324 384 432 486 512 563 576 648 729 768 864 972 1024 1126 1152 1296 1458 1536 1689 1728 1944 2048 2187 2252 2304 2592 2916 3072 3378 3456 3888 4096 4374 4504 4608 5067 5184 5832 6144 6561 6756 6912 7776 8748 9008 9216 10134 10368 11664 12288 13122 13512 13824 15201 15552 17496 18016 18432 20268 20736 23328 26244 27024 27648 30402 31104 34992 36032 36864 40536 41472 45603 46656 52488 54048 55296 60804 62208 69984 72064 81072 82944 91206 93312 104976 108096 110592 121608 124416 136809 139968 144128 162144 165888 182412 186624 209952 216192 243216 248832 273618 279936 288256 324288 331776 364824 373248 410427 419904 432384 486432 497664 547236 559872 576512 648576 729648 746496 820854 839808 864768 972864 995328 1094472 1119744 1153024 1231281 1297152 1459296 1492992 1641708 1679616 1729536 1945728 2188944 2239488 2306048 2462562 2594304 2918592 2985984 3283416 3359232 3459072 3693843 3891456 4377888 4478976 4925124 5188608 5837184 6566832 6718464 6918144 7387686 7782912 8755776 8957952 9850248 10377216 11674368 13133664 13436928 14775372 15565824 17511552 19700496 20754432 23348736 26267328 26873856 29550744 31131648 35023104 39400992 46697472 52534656 59101488 62263296 70046208 78801984 93394944 105069312 118202976 140092416 157603968 186789888 210138624 236405952 280184832 315207936 420277248 472811904 560369664 630415872 840554496 945623808 1260831744 1681108992 1891247616 2521663488 3782495232 5043326976 7564990464 15129980928
• Sum of all divisors σ(n): 45462703884
• Sum of proper divisors (its aliquot sum) s(n): 30332722956
• 15129980928 is an abundant number, because the sum of its proper divisors (30332722956) is greater than itself. Its abundance is 15202742028

Bases of 15129980928

• Binary: 1110000101110100010011000000000000₂
• Hexadecimal: 0x385D13000
• Base-36: 6Y80000

Squares and roots of 15129980928

• 15129980928 squared (15129980928²) is 228916322881643741184
• 15129980928 cubed (15129980928³) is 3463499599307159805404488138752
• The square root of 15129980928 is 123003.9874475621
• The cube root of 15129980928 is 2473.3151640659

Scales and comparisons

• 15,129,980,928 seconds is equal to 481 years, 4 weeks, 3 days, 12 hours, 28 minutes, 48 seconds.
• To count from 1 to 15,129,980,928 would take you about nine 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 15129980928 cubic inches would be around 206.1 feet tall.

Recreational maths with 15129980928

• 15129980928 backwards is 82908992151
• 15129980928 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 15129980928's digits is 54
• More coming soon!