159940189520

Names of 159940189520

• Cardinal: 159940189520 can be written as One hundred fifty-nine billion, nine hundred forty million, one hundred eighty-nine thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.5994018952 × 10¹¹

Factors of 159940189520

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 801

Divisors of 159940189520

• Number of divisors d(n): 90
• Complete list of divisors:
  1 2 4 5 8 10 16 20 40 61 80 122 244 305 488 610 733 976 1220 1466 2440 2932 3665 3721 4880 5864 7330 7442 11728 14660 14884 18605 29320 29768 37210 44713 58640 59536 74420 89426 148840 178852 223565 297680 357704 447130 537289 715408 894260 1074578 1788520 2149156 2686445 2727493 3577040 4298312 5372890 5454986 8596624 10745780 10909972 13637465 21491560 21819944 27274930 32774629 42983120 43639888 54549860 65549258 109099720 131098516 163873145 218199440 262197032 327746290 524394064 655492580 1310985160 1999252369 2621970320 3998504738 7997009476 9996261845 15994018952 19992523690 31988037904 39985047380 79970094760 159940189520
• Sum of all divisors σ(n): 378573427674
• Sum of proper divisors (its aliquot sum) s(n): 218633238154
• 159940189520 is an abundant number, because the sum of its proper divisors (218633238154) is greater than itself. Its abundance is 58693048634

Bases of 159940189520

• Binary: 10010100111101001011011001110101010000₂
• Hexadecimal: 0x253D2D9D50
• Base-36: 21H49C28

Squares and roots of 159940189520

• 159940189520 squared (159940189520²) is 25580864223693517830400
• 159940189520 cubed (159940189520³) is 4091408272022928916189675217408000
• The square root of 159940189520 is 399925.2299117923
• The cube root of 159940189520 is 5428.1586879627

Scales and comparisons

• 159,940,189,520 seconds is equal to 5,085 years, 31 weeks, 2 days, 14 hours, 25 minutes, 20 seconds.
• To count from 1 to 159,940,189,520 would take you about ten thousand, one hundred seventy-one 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 159940189520 cubic inches would be around 452.3 feet tall.

Recreational maths with 159940189520

• 159940189520 backwards is 025981049951
• The number of decimal digits it has is: 12
• The sum of 159940189520's digits is 53
• More coming soon!