18388648194952656

Names of 18388648194952656

• Cardinal: 18388648194952656 can be written as Eighteen quadrillion, three hundred eighty-eight trillion, six hundred forty-eight billion, one hundred ninety-four million, nine hundred fifty-two thousand, six hundred fifty-six.

Scientific notation

• Scientific notation: 1.8388648194952656 × 10¹⁶

Factors of 18388648194952656

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1657

Divisors of 18388648194952656

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 48 823 829 1646 1658 2469 2487 3292 3316 4938 4974 6584 6632 9876 9948 13168 13264 19752 19896 39504 39792 677329 682267 687241 1354658 1364534 1374482 2031987 2046801 2061723 2709316 2729068 2748964 4063974 4093602 4123446 5418632 5458136 5497928 8127948 8187204 8246892 10837264 10916272 10995856 16255896 16374408 16493784 32511792 32748816 32987568 557441767 561505741 565599343 1114883534 1123011482 1131198686 1672325301 1684517223 1696798029 2229767068 2246022964 2262397372 3344650602 3369034446 3393596058 4459534136 4492045928 4524794744 6689301204 6738068892 6787192116 8919068272 8984091856 9049589488 13378602408 13476137784 13574384232 26757204816 26952275568 27148768464 462119224843 465488259289 924238449686 930976518578 1386357674529 1396464777867 1848476899372 1861953037156 2772715349058 2792929555734 3696953798744 3723906074312 5545430698116 5585859111468 7393907597488 7447812148624 11090861396232 11171718222936 22181722792464 22343436445872 383096837394847 766193674789694 1149290512184541 1532387349579388 2298581024369082 3064774699158776 4597162048738164 6129549398317552 9194324097476328 18388648194952656
• Sum of all divisors σ(n): 47619240302815680
• Sum of proper divisors (its aliquot sum) s(n): 29230592107863024
• 18388648194952656 is an abundant number, because the sum of its proper divisors (29230592107863024) is greater than itself. Its abundance is 10841943912910368

Bases of 18388648194952656

• Binary: 1000001010101000110000011001011100011110100110111010000₂
• Hexadecimal: 0x415460CB8F4DD0
• Base-36: 5128CCYG4PC

Squares and roots of 18388648194952656

• 18388648194952656 squared (18388648194952656²) is 338142382437735573704714081454336
• 18388648194952656 cubed (18388648194952656³) is 6217981310450656944338347903924882677851145916416
• The square root of 18388648194952656 is 135604749.8981973567
• The cube root of 18388648194952656 is 263946.9216970637

Scales and comparisons

• 18,388,648,194,952,656 seconds is equal to 584,702,132 years, 40 weeks, 2 days, 11 hours, 17 minutes, 36 seconds.
• To count from 1 to 18,388,648,194,952,656 would take you about one billion, seven hundred fifty-four million, one hundred six thousand, three hundred ninety-eight 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 18388648194952656 cubic inches would be around 21995.6 feet tall.

Recreational maths with 18388648194952656

• 18388648194952656 backwards is 65625949184688381
• The number of decimal digits it has is: 17
• The sum of 18388648194952656's digits is 93
• More coming soon!