31220130148

Names of 31220130148

• Cardinal: 31220130148 can be written as Thirty-one billion, two hundred twenty million, one hundred thirty thousand, one hundred forty-eight.

Scientific notation

• Scientific notation: 3.1220130148 × 10¹⁰

Factors of 31220130148

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1937

Divisors of 31220130148

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 17 29 34 58 68 116 289 493 578 841 986 1156 1682 1889 1972 3364 3778 4913 7556 8381 9826 14297 16762 19652 28594 32113 33524 54781 57188 64226 109562 128452 142477 219124 243049 284954 486098 545921 569908 931277 972196 1091842 1588649 1862554 2183684 3177298 3725108 4131833 6354596 8263666 9280657 15831709 16527332 18561314 27007033 31663418 37122628 54014066 63326836 108028132 269139053 459119561 538278106 918239122 1076556212 1836478244 7805032537 15610065074 31220130148
• Sum of all divisors σ(n): 60151782600
• Sum of proper divisors (its aliquot sum) s(n): 28931652452
• 31220130148 is a deficient number, because the sum of its proper divisors (28931652452) is less than itself. Its deficiency is 2288477696

Bases of 31220130148

• Binary: 11101000100110111010110000101100100₂
• Hexadecimal: 0x744DD6164
• Base-36: ECBNQLG

Squares and roots of 31220130148

• 31220130148 squared (31220130148²) is 974696526458058501904
• 31220130148 cubed (31220130148³) is 30430152410824111892840785801792
• The square root of 31220130148 is 176692.1903990099
• The cube root of 31220130148 is 3148.7987406789

Scales and comparisons

• 31,220,130,148 seconds is equal to 992 years, 36 weeks, 4 days, 2 hours, 22 minutes, 28 seconds.
• To count from 1 to 31,220,130,148 would take you about one thousand, nine hundred eighty-five 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 31220130148 cubic inches would be around 262.4 feet tall.

Recreational maths with 31220130148

• 31220130148 backwards is 84103102213
• The number of decimal digits it has is: 11
• The sum of 31220130148's digits is 25
• More coming soon!