13015291968

Names of 13015291968

• Cardinal: 13015291968 can be written as Thirteen billion, fifteen million, two hundred ninety-one thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 1.3015291968 × 10¹⁰

Factors of 13015291968

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 3402

Divisors of 13015291968

• Number of divisors d(n): 252
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 31 32 36 42 48 56 62 63 64 72 84 93 96 112 124 126 144 168 186 192 217 224 248 252 279 288 336 372 434 448 496 504 558 576 651 672 744 868 961 992 1008 1116 1302 1344 1488 1736 1922 1953 1984 2016 2232 2604 2883 2976 3359 3472 3844 3906 4032 4464 5208 5766 5952 6718 6727 6944 7688 7812 8649 8928 10077 10416 11532 13436 13454 13888 15376 15624 17298 17856 20154 20181 20832 23064 23513 26872 26908 30231 30752 31248 34596 40308 40362 41664 46128 47026 53744 53816 60462 60543 61504 62496 69192 70539 80616 80724 92256 94052 104129 107488 107632 120924 121086 124992 138384 141078 161232 161448 184512 188104 208258 211617 214976 215264 241848 242172 276768 282156 312387 322464 322896 376208 416516 423234 430528 483696 484344 553536 564312 624774 644928 645792 728903 752416 833032 846468 937161 967392 968688 1128624 1249548 1291584 1457806 1504832 1666064 1692936 1874322 1934784 1937376 2186709 2257248 2499096 2915612 3227999 3332128 3385872 3748644 3874752 4373418 4514496 4998192 5831224 6455998 6560127 6664256 6771744 7497288 8746836 9683997 9996384 11662448 12911996 13120254 13543488 14994576 17493672 19367994 19992768 22595993 23324896 25823992 26240508 29051991 29989152 34987344 38735988 45191986 46649792 51647984 52481016 58103982 59978304 67787979 69974688 77471976 90383972 103295968 104962032 116207964 135575958 139949376 154943952 180767944 203363937 206591936 209924064 232415928 271151916 309887904 361535888 406727874 419848128 464831856 542303832 619775808 723071776 813455748 929663712 1084607664 1446143552 1626911496 1859327424 2169215328 3253822992 4338430656 6507645984 13015291968
• Sum of all divisors σ(n): 44068227840
• Sum of proper divisors (its aliquot sum) s(n): 31052935872
• 13015291968 is an abundant number, because the sum of its proper divisors (31052935872) is greater than itself. Its abundance is 18037643904

Bases of 13015291968

• Binary: 1100000111110001011001100001000000₂
• Hexadecimal: 0x307C59840
• Base-36: 5Z8YVK0

Squares and roots of 13015291968

• 13015291968 squared (13015291968²) is 169397825012285313024
• 13015291968 cubed (13015291968³) is 2204762151279066535925632991232
• The square root of 13015291968 is 114084.5825166573
• The cube root of 13015291968 is 2352.2562888845

Scales and comparisons

• 13,015,291,968 seconds is equal to 413 years, 43 weeks, 6 days, 22 hours, 52 minutes, 48 seconds.
• To count from 1 to 13,015,291,968 would take you about eight hundred twenty-seven 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 13015291968 cubic inches would be around 196 feet tall.

Recreational maths with 13015291968

• 13015291968 backwards is 86919251031
• The number of decimal digits it has is: 11
• The sum of 13015291968's digits is 45
• More coming soon!