138213510656

Names of 138213510656

• Cardinal: 138213510656 can be written as One hundred thirty-eight billion, two hundred thirteen million, five hundred ten thousand, six hundred fifty-six.

Scientific notation

• Scientific notation: 1.38213510656 × 10¹¹

Factors of 138213510656

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 1952

Divisors of 138213510656

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 8 13 16 23 26 32 37 46 52 64 74 92 104 128 148 169 184 208 256 296 299 338 368 416 481 512 592 598 676 736 832 851 962 1184 1196 1352 1472 1664 1702 1877 1924 2368 2392 2704 2944 3328 3404 3754 3848 3887 4736 4784 5408 5888 6253 6656 6808 7508 7696 7774 9472 9568 10816 11063 11776 12506 13616 15016 15392 15548 18944 19136 21632 22126 24401 25012 27232 30032 30784 31096 38272 43171 43264 44252 48802 50024 54464 60064 61568 62192 69449 76544 86342 86528 88504 97604 100048 108928 120128 123136 124384 138898 143819 153088 172684 177008 195208 200096 217856 240256 246272 248768 277796 287638 317213 345368 354016 390416 400192 435712 480512 497536 555592 561223 575276 634426 690736 708032 780832 800384 902837 961024 995072 1111184 1122446 1150552 1268852 1381472 1416064 1561664 1597327 1600768 1805674 1990144 2222368 2244892 2301104 2537704 2762944 2832128 3123328 3194654 3201536 3611348 4444736 4489784 4602208 5075408 5525888 5664256 6246656 6389308 7222696 7295899 8889472 8979568 9204416 10150816 11051776 11736881 12493312 12778616 14445392 14591798 17778944 17959136 18408832 20301632 20765251 22103552 23473762 25557232 28890784 29183596 35557888 35918272 36817664 40603264 41530502 46947524 51114464 57781568 58367192 71836544 73635328 81206528 83061004 93895048 102228928 115563136 116734384 143673088 162413056 166122008 187790096 204457856 231126272 233468768 269948263 287346176 332244016 375580192 408915712 462252544 466937536 539896526 664488032 751160384 817831424 933875072 1079793052 1328976064 1502320768 1867750144 2159586104 2657952128 3004641536 3735500288 4319172208 5315904256 6009283072 8638344416 10631808512 17276688832 34553377664 69106755328 138213510656
• Sum of all divisors σ(n): 320639593824
• Sum of proper divisors (its aliquot sum) s(n): 182426083168
• 138213510656 is an abundant number, because the sum of its proper divisors (182426083168) is greater than itself. Its abundance is 44212572512

Bases of 138213510656

• Binary: 10000000101110001010101100111000000000₂
• Hexadecimal: 0x202E2ACE00
• Base-36: 1RHSR7CW

Squares and roots of 138213510656

• 138213510656 squared (138213510656²) is 19102974527856225550336
• 138213510656 cubed (138213510656³) is 2640289173467152998937304200380416
• The square root of 138213510656 is 371770.7770333757
• The cube root of 138213510656 is 5170.3129713125

Scales and comparisons

• 138,213,510,656 seconds is equal to 4,394 years, 39 weeks, 4 days, 9 hours, 50 minutes, 56 seconds.
• To count from 1 to 138,213,510,656 would take you about eight thousand, seven hundred eighty-nine 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 138213510656 cubic inches would be around 430.9 feet tall.

Recreational maths with 138213510656

• 138213510656 backwards is 656015312831
• The number of decimal digits it has is: 12
• The sum of 138213510656's digits is 41
• More coming soon!