31242378245492690

Names of 31242378245492690

• Cardinal: 31242378245492690 can be written as Thirty-one quadrillion, two hundred forty-two trillion, three hundred seventy-eight billion, two hundred forty-five million, four hundred ninety-two thousand, six hundred ninety.

Scientific notation

• Scientific notation: 3.124237824549269 × 10¹⁶

Factors of 31242378245492690

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 107

Divisors of 31242378245492690

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 5 10 29 58 71 142 145 290 355 710 841 1682 2059 4118 4205 5041 8410 10082 10295 20590 24389 25205 48778 50410 59711 119422 121945 146189 243890 292378 298555 357911 597110 715822 730945 1461890 1731619 1789555 3463238 3579110 4239481 8478962 8658095 10379419 17316190 20758838 21197405 25411681 42394810 50823362 51897095 103794190 122944949 127058405 245889898 254116810 301003151 602006302 614724745 736938749 1229449490 1473877498 1505015755 1804229351 3010031510 3608458702 3684693745 7369387490 8729091379 9021146755 17458182758 18042293510 21371223721 42742447442 43645456895 52322651179 87290913790 104645302358 106856118605 128100283921 213712237210 256200567842 261613255895 523226511790 619765487909 640501419605 1239530975818 1281002839210 1517356884191 3034713768382 3098827439545 3714908233709 6197654879090 7429816467418 7586784420955 15173568841910 18574541168545 37149082337090 44003349641539 88006699283078 107732338777561 215464677555122 220016748207695 440033496415390 538661693887805 1077323387775610 3124237824549269 6248475649098538 15621189122746345 31242378245492690
• Sum of all divisors σ(n): 59076703337382360
• Sum of proper divisors (its aliquot sum) s(n): 27834325091889670
• 31242378245492690 is a deficient number, because the sum of its proper divisors (27834325091889670) is less than itself. Its deficiency is 3408053153603020

Bases of 31242378245492690

• Binary: 1101110111111101100011100001001010000101100111111010010₂
• Hexadecimal: 0x6EFEC70942CFD2
• Base-36: 8JMHYFD2BIQ

Squares and roots of 31242378245492690

• 31242378245492690 squared (31242378245492690²) is 976086198434434894700300843436100
• 31242378245492690 cubed (31242378245492690³) is 30495254211693649722160206594193052910197032109000
• The square root of 31242378245492690 is 176755136.4048374409
• The cube root of 31242378245492690 is 314954.6529010711
• Being both a perfect square and a perfect cube, 31242378245492690 is also a perfect sixth number.

Scales and comparisons

• 31,242,378,245,492,690 seconds is equal to 993,410,989 years, 9 weeks, 4 days, 13 hours, 44 minutes, 50 seconds.
• To count from 1 to 31,242,378,245,492,690 would take you about two billion, nine hundred eighty million, two hundred thirty-two thousand, nine hundred sixty-seven 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 31242378245492690 cubic inches would be around 26246.2 feet tall.

Recreational maths with 31242378245492690

• 31242378245492690 backwards is 09629454287324213
• 31242378245492690 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 31242378245492690's digits is 71
• More coming soon!