855938543742

Names of 855938543742

• Cardinal: 855938543742 can be written as Eight hundred fifty-five billion, nine hundred thirty-eight million, five hundred forty-three thousand, seven hundred forty-two.

Scientific notation

• Scientific notation: 8.55938543742 × 10¹¹

Factors of 855938543742

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 549252

Divisors of 855938543742

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 9 18 27 29 54 58 87 174 261 522 783 997 1566 1994 2991 5982 8973 17946 26919 28913 53838 57826 86739 173478 260217 520434 548221 780651 1096442 1561302 1644663 3289326 4933989 9867978 14801967 15898409 29603934 31796818 47695227 95390454 143085681 286171362 429257043 546576337 858514086 1093152674 1639729011 3279458022 4919187033 9838374066 14757561099 15850713773 29515122198 31701427546 47552141319 95104282638 142656423957 285312847914 427969271871 855938543742
• Sum of all divisors σ(n): 1969652001600
• Sum of proper divisors (its aliquot sum) s(n): 1113713457858
• 855938543742 is an abundant number, because the sum of its proper divisors (1113713457858) is greater than itself. Its abundance is 257774914116

Bases of 855938543742

• Binary: 1100011101001001111010011011000001111110₂
• Hexadecimal: 0xC749E9B07E
• Base-36: AX7NPJ7I

Squares and roots of 855938543742

• 855938543742 squared (855938543742²) is 732630790663175647362564
• 855938543742 cubed (855938543742³) is 627086932060788614028671153247274488
• The square root of 855938543742 is 925169.4675798591
• The cube root of 855938543742 is 9494.6915633455

Scales and comparisons

• 855,938,543,742 seconds is equal to 27,216 years, 10 weeks, 2 days, 2 hours, 35 minutes, 42 seconds.
• To count from 1 to 855,938,543,742 would take you about fifty-four thousand, four hundred thirty-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 855938543742 cubic inches would be around 791.2 feet tall.

Recreational maths with 855938543742

• 855938543742 backwards is 247345839558
• The number of decimal digits it has is: 12
• The sum of 855938543742's digits is 63
• More coming soon!