12640433170426368

Names of 12640433170426368

• Cardinal: 12640433170426368 can be written as Twelve quadrillion, six hundred forty trillion, four hundred thirty-three billion, one hundred seventy million, four hundred twenty-six thousand, three hundred sixty-eight.

Scientific notation

• Scientific notation: 1.2640433170426368 × 10¹⁶

Factors of 12640433170426368

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 35892061

Divisors of 12640433170426368

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 64 96 128 192 256 384 512 768 1536 230767 461534 692301 923068 1384602 1846136 2769204 3692272 5538408 7384544 11076816 14769088 22153632 29538176 35661289 44307264 59076352 71322578 88614528 106983867 118152704 142645156 177229056 213967734 285290312 354458112 427935468 570580624 855870936 1141161248 1711741872 2282322496 3423483744 4564644992 6846967488 9129289984 13693934976 18258579968 27387869952 54775739904 8229448678663 16458897357326 24688346035989 32917794714652 49376692071978 65835589429304 98753384143956 131671178858608 197506768287912 263342357717216 395013536575824 526684715434432 790027073151648 1053369430868864 1580054146303296 2106738861737728 3160108292606592 4213477723475456 6320216585213184 12640433170426368
• Sum of all divisors σ(n): 33675050863386240
• Sum of proper divisors (its aliquot sum) s(n): 21034617692959872
• 12640433170426368 is an abundant number, because the sum of its proper divisors (21034617692959872) is greater than itself. Its abundance is 8394184522533504

Bases of 12640433170426368

• Binary: 101100111010000110100000110000111011100010101000000000₂
• Hexadecimal: 0x2CE86830EE2A00
• Base-36: 3GGNQTZCX6O

Squares and roots of 12640433170426368

• 12640433170426368 squared (12640433170426368²) is 159780550736015201319834909671424
• 12640433170426368 cubed (12640433170426368³) is 2019695373512519778243682300490957101500865708032
• The square root of 12640433170426368 is 112429681.0029556563
• The cube root of 12640433170426368 is 232945.3178389909

Scales and comparisons

• 12,640,433,170,426,368 seconds is equal to 401,926,675 years, 20 weeks, 2 days, 21 hours, 32 minutes, 48 seconds.
• To count from 1 to 12,640,433,170,426,368 would take you about one billion, two hundred five million, seven hundred eighty thousand and twenty-six 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 12640433170426368 cubic inches would be around 19412.1 feet tall.

Recreational maths with 12640433170426368

• 12640433170426368 backwards is 86362407133404621
• The number of decimal digits it has is: 17
• The sum of 12640433170426368's digits is 60
• More coming soon!