642709339342848

Names of 642709339342848

• Cardinal: 642709339342848 can be written as Six hundred forty-two trillion, seven hundred nine billion, three hundred thirty-nine million, three hundred forty-two thousand, eight hundred forty-eight.

Scientific notation

• Scientific notation: 6.42709339342848 × 10¹⁴

Factors of 642709339342848

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 186738

Divisors of 642709339342848

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 128 144 192 256 288 384 512 576 768 1024 1152 1536 2048 2304 3072 4608 6144 9216 18432 186733 373466 560199 746932 1120398 1493864 1680597 2240796 2987728 3361194 4481592 5975456 6722388 8963184 11950912 13444776 17926368 23901824 26889552 35852736 47803648 53779104 71705472 95607296 107558208 143410944 191214592 215116416 286821888 382429184 430232832 573643776 860465664 1147287552 1720931328 3441862656 34869213289 69738426578 104607639867 139476853156 209215279734 278953706312 313822919601 418430559468 557907412624 627645839202 836861118936 1115814825248 1255291678404 1673722237872 2231629650496 2510583356808 3347444475744 4463259300992 5021166713616 6694888951488 8926518601984 10042333427232 13389777902976 17853037203968 20084666854464 26779555805952 35706074407936 40169333708928 53559111611904 71412148815872 80338667417856 107118223223808 160677334835712 214236446447616 321354669671424 642709339342848
• Sum of all divisors σ(n): 1856272510224405
• Sum of proper divisors (its aliquot sum) s(n): 1213563170881557
• 642709339342848 is an abundant number, because the sum of its proper divisors (1213563170881557) is greater than itself. Its abundance is 570853831538709

Bases of 642709339342848

• Binary: 10010010001000101001101101110111011000100000000000₂
• Hexadecimal: 0x2488A6DDD8800
• Base-36: 6BTKLEDQ80

Squares and roots of 642709339342848

• 642709339342848 squared (642709339342848²) is 413075294878520144032488751104
• 642709339342848 cubed (642709339342848³) is 265487349870225805767816514088238063594504192
• The square root of 642709339342848 is 25351712.7496910551
• The cube root of 642709339342848 is 86298.8225424663

Scales and comparisons

• 642,709,339,342,848 seconds is equal to 20,436,168 years, 49 weeks, 6 days, 15 hours, 40 minutes, 48 seconds.
• To count from 1 to 642,709,339,342,848 would take you about fifty-one million, ninety thousand, four hundred twenty-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 642709339342848 cubic inches would be around 7191.6 feet tall.

Recreational maths with 642709339342848

• 642709339342848 backwards is 848243933907246
• 642709339342848 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 642709339342848's digits is 72
• More coming soon!