18158947375213960

Names of 18158947375213960

• Cardinal: 18158947375213960 can be written as Eighteen quadrillion, one hundred fifty-eight trillion, nine hundred forty-seven billion, three hundred seventy-five million, two hundred thirteen thousand, nine hundred sixty.

Scientific notation

• Scientific notation: 1.815894737521396 × 10¹⁶

Factors of 18158947375213960

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 737287

Divisors of 18158947375213960

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 7 8 10 14 20 28 35 40 56 70 140 280 479 958 1916 2395 3353 3832 4790 6706 9580 13412 16765 19160 26824 33530 67060 134120 350423 386371 700846 772742 1401692 1545484 1752115 1931855 2452961 2704597 2803384 3090968 3504230 3863710 4905922 5409194 7008460 7727420 9811844 10818388 12264805 13522985 14016920 15454840 19623688 21636776 24529610 27045970 49059220 54091940 98118440 108183880 167852617 185071709 335705234 370143418 671410468 740286836 839263085 925358545 1174968319 1295501963 1342820936 1480573672 1678526170 1850717090 2349936638 2591003926 3357052340 3701434180 4699873276 5182007852 5874841595 6477509815 6714104680 7402868360 9399746552 10364015704 11749683190 12955019630 23499366380 25910039260 46998732760 51820078520 135393284933 270786569866 541573139732 676966424665 947752994531 1083146279464 1353932849330 1895505989062 2707865698660 3791011978124 4738764972655 5415731397320 7582023956248 9477529945310 18955059890620 37910119781240 64853383482907 129706766965814 259413533931628 324266917414535 453973684380349 518827067863256 648533834829070 907947368760698 1297067669658140 1815894737521396 2269868421901745 2594135339316280 3631789475042792 4539736843803490 9079473687606980 18158947375213960
• Sum of all divisors σ(n): 46792173909196800
• Sum of proper divisors (its aliquot sum) s(n): 28633226533982840
• 18158947375213960 is an abundant number, because the sum of its proper divisors (28633226533982840) is greater than itself. Its abundance is 10474279158768880

Bases of 18158947375213960

• Binary: 1000000100000110111011101100111110010110110110110001000₂
• Hexadecimal: 0x40837767CB6D88
• Base-36: 4YST59D2PAG

Squares and roots of 18158947375213960

• 18158947375213960 squared (18158947375213960²) is 329747369775789967385755778881600
• 18158947375213960 cubed (18158947375213960³) is 5987865134873788314048133534734967062249507136000
• The square root of 18158947375213960 is 134755138.5855617753
• The cube root of 18158947375213960 is 262843.2872245047

Scales and comparisons

• 18,158,947,375,213,960 seconds is equal to 577,398,357 years, 11 weeks, 2 days, 22 hours, 32 minutes, 40 seconds.
• To count from 1 to 18,158,947,375,213,960 would take you about one billion, seven hundred thirty-two million, one hundred ninety-five thousand and seventy-one 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 18158947375213960 cubic inches would be around 21903.6 feet tall.

Recreational maths with 18158947375213960

• 18158947375213960 backwards is 06931257374985181
• The number of decimal digits it has is: 17
• The sum of 18158947375213960's digits is 79
• More coming soon!