42879020661

Names of 42879020661

• Cardinal: 42879020661 can be written as Forty-two billion, eight hundred seventy-nine million, twenty thousand, six hundred sixty-one.

Scientific notation

• Scientific notation: 4.2879020661 × 10¹⁰

Factors of 42879020661

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1312

Divisors of 42879020661

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 9 17 43 51 67 89 129 153 201 267 387 603 731 801 1093 1139 1513 2193 2881 3279 3417 3827 4539 5963 6579 8643 9837 10251 11481 13617 17889 18581 25929 34443 46999 48977 53667 55743 65059 73231 97277 101371 140997 146931 167229 195177 219693 256409 291831 304113 422991 440793 585531 659079 769227 798983 875493 912339 1244927 1653709 2307681 2396949 3148933 3734781 4182911 4358953 4961127 6517559 7190847 9446799 11204343 12548733 13076859 14883381 19552677 28340397 37646199 39230577 53531861 58658031 71109487 110798503 160595583 213328461 280255037 332395509 481786749 639985383 840765111 997186527 2522295333 4764335629 14293006887 42879020661
• Sum of all divisors σ(n): 68934602880
• Sum of proper divisors (its aliquot sum) s(n): 26055582219
• 42879020661 is a deficient number, because the sum of its proper divisors (26055582219) is less than itself. Its deficiency is 16823438442

Bases of 42879020661

• Binary: 100111111011110010011110111001110101₂
• Hexadecimal: 0x9FBC9EE75
• Base-36: JP52839

Squares and roots of 42879020661

• 42879020661 squared (42879020661²) is 1838610412846464876921
• 42879020661 cubed (42879020661³) is 78837813879973307278306381064781
• The square root of 42879020661 is 207072.5009773147
• The cube root of 42879020661 is 3500.1094023217

Scales and comparisons

• 42,879,020,661 seconds is equal to 1,363 years, 21 weeks, 5 days, 23 hours, 4 minutes, 21 seconds.
• To count from 1 to 42,879,020,661 would take you about two thousand, seven hundred twenty-six 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 42879020661 cubic inches would be around 291.7 feet tall.

Recreational maths with 42879020661

• 42879020661 backwards is 16602097824
• The number of decimal digits it has is: 11
• The sum of 42879020661's digits is 45
• More coming soon!