142131985920

Names of 142131985920

• Cardinal: 142131985920 can be written as One hundred forty-two billion, one hundred thirty-one million, nine hundred eighty-five thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.4213198592 × 10¹¹

Factors of 142131985920

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 6168933

Divisors of 142131985920

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 80 90 96 120 128 144 160 180 192 240 256 288 320 360 384 480 512 576 640 720 768 960 1152 1280 1440 1536 1920 2304 2560 2880 3840 4608 5760 7680 11520 23040 6168923 12337846 18506769 24675692 30844615 37013538 49351384 55520307 61689230 74027076 92533845 98702768 111040614 123378460 148054152 185067690 197405536 222081228 246756920 277601535 296108304 370135380 394811072 444162456 493513840 555203070 592216608 740270760 789622144 888324912 987027680 1110406140 1184433216 1480541520 1579244288 1776649824 1974055360 2220812280 2368866432 2961083040 3158488576 3553299648 3948110720 4441624560 4737732864 5922166080 7106599296 7896221440 8883249120 9475465728 11844332160 14213198592 15792442880 17766498240 23688664320 28426397184 35532996480 47377328640 71065992960 142131985920
• Sum of all divisors σ(n): 492243121656
• Sum of proper divisors (its aliquot sum) s(n): 350111135736
• 142131985920 is an abundant number, because the sum of its proper divisors (350111135736) is greater than itself. Its abundance is 207979149816

Bases of 142131985920

• Binary: 10000100010111101110011111111000000000₂
• Hexadecimal: 0x2117B9FE00
• Base-36: 1TALPQ80

Squares and roots of 142131985920

• 142131985920 squared (142131985920²) is 20201501421563078246400
• 142131985920 cubed (142131985920³) is 2871279515612463421709183090688000
• The square root of 142131985920 is 377003.9600853021
• The cube root of 142131985920 is 5218.7193405645

Scales and comparisons

• 142,131,985,920 seconds is equal to 4,519 years, 18 weeks, 4 days, 3 hours, 12 minutes.
• To count from 1 to 142,131,985,920 would take you about nine thousand and thirty-eight 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 142131985920 cubic inches would be around 434.9 feet tall.

Recreational maths with 142131985920

• 142131985920 backwards is 029589131241
• 142131985920 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 142131985920's digits is 45
• More coming soon!