137724138

Names of 137724138

• Cardinal: 137724138 can be written as One hundred thirty-seven million, seven hundred twenty-four thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 1.37724138 × 10⁸

Factors of 137724138

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 65

Divisors of 137724138

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 9 18 23 27 37 46 54 69 74 81 111 138 162 207 222 243 333 414 486 621 666 729 851 999 1242 1369 1458 1702 1863 1998 2187 2553 2738 2997 3726 4107 4374 5106 5589 5994 7659 8214 8991 11178 12321 15318 16767 17982 22977 24642 26973 31487 33534 36963 45954 50301 53946 62974 68931 73926 80919 94461 100602 110889 137862 161838 188922 206793 221778 283383 332667 413586 566766 620379 665334 850149 998001 1240758 1700298 1861137 1996002 2550447 2994003 3722274 5100894 5988006 7651341 15302682 22954023 45908046 68862069 137724138
• Sum of all divisors σ(n): 332277120
• Sum of proper divisors (its aliquot sum) s(n): 194552982
• 137724138 is an abundant number, because the sum of its proper divisors (194552982) is greater than itself. Its abundance is 56828844

Bases of 137724138

• Binary: 1000001101011000000011101010₂
• Hexadecimal: 0x83580EA
• Base-36: 29ZWMI

Squares and roots of 137724138

• 137724138 squared (137724138²) is 18967938187843044
• 137724138 cubed (137724138³) is 2612342936557965314196072
• The square root of 137724138 is 11735.5927843463
• The cube root of 137724138 is 516.4203578423

Scales and comparisons

• 137,724,138 seconds is equal to 4 years, 19 weeks, 5 days, 42 minutes, 18 seconds.
• To count from 1 to 137,724,138 would take you about 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 137724138 cubic inches would be around 43 feet tall.

Recreational maths with 137724138

• 137724138 backwards is 831427731
• The number of decimal digits it has is: 9
• The sum of 137724138's digits is 36
• More coming soon!