13005285912

Names of 13005285912

• Cardinal: 13005285912 can be written as Thirteen billion, five million, two hundred eighty-five thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 1.3005285912 × 10¹⁰

Factors of 13005285912

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 421

Divisors of 13005285912

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 27 31 36 54 62 72 89 93 108 124 139 157 178 186 216 248 267 278 279 314 356 372 417 471 534 556 558 628 712 744 801 834 837 942 1068 1112 1116 1251 1256 1413 1602 1668 1674 1884 2136 2232 2403 2502 2759 2826 3204 3336 3348 3753 3768 4239 4309 4806 4867 5004 5518 5652 6408 6696 7506 8277 8478 8618 9612 9734 10008 11036 11304 12371 12927 13973 14601 15012 16554 16956 17236 19224 19468 21823 22072 24742 24831 25854 27946 29202 30024 33108 33912 34472 37113 38781 38936 41919 43646 43803 49484 49662 51708 55892 58404 65469 66216 74226 74493 77562 83838 87292 87606 98968 99324 103416 111339 111784 116343 116808 125757 130938 131409 148452 148986 155124 167676 174584 175212 196407 198648 222678 232686 251514 261876 262818 296904 297972 310248 334017 335352 350424 377271 383501 392814 433163 445356 465372 503028 523752 525636 589221 595944 668034 676513 754542 767002 785628 866326 890712 930744 1006056 1051272 1150503 1178442 1299489 1336068 1353026 1509084 1534004 1571256 1732652 1942247 2029539 2301006 2356884 2598978 2672136 2706052 3018168 3068008 3451509 3465304 3884494 3898467 4059078 4602012 4713768 5197956 5412104 5826741 6088617 6903018 7768988 7796934 8118156 9204024 10354527 10395912 11653482 11695401 12177234 13806036 15537976 15593868 16236312 17480223 18265851 20709054 23306964 23390802 24354468 27612072 31187736 34960446 36531702 41418108 46613928 46781604 48708936 52440669 60209657 69920892 73063404 82836216 93563208 104881338 120419314 139841784 146126808 180628971 209762676 240838628 361257942 419525352 481677256 541886913 722515884 1083773826 1445031768 1625660739 2167547652 3251321478 4335095304 6502642956 13005285912
• Sum of all divisors σ(n): 38223360000
• Sum of proper divisors (its aliquot sum) s(n): 25218074088
• 13005285912 is an abundant number, because the sum of its proper divisors (25218074088) is greater than itself. Its abundance is 12212788176

Bases of 13005285912

• Binary: 1100000111001011001110101000011000₂
• Hexadecimal: 0x3072CEA18
• Base-36: 5Z30EU0

Squares and roots of 13005285912

• 13005285912 squared (13005285912²) is 169137461652865671744
• 13005285912 cubed (13005285912³) is 2199681047225454155160659670528
• The square root of 13005285912 is 114040.7204116143
• The cube root of 13005285912 is 2351.6533355169

Scales and comparisons

• 13,005,285,912 seconds is equal to 413 years, 27 weeks, 3 days, 3 hours, 25 minutes, 12 seconds.
• To count from 1 to 13,005,285,912 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 13005285912 cubic inches would be around 196 feet tall.

Recreational maths with 13005285912

• 13005285912 backwards is 21958250031
• 13005285912 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13005285912's digits is 36
• More coming soon!