155055572320

Names of 155055572320

• Cardinal: 155055572320 can be written as One hundred fifty-five billion, fifty-five million, five hundred seventy-two thousand, three hundred twenty.

Scientific notation

• Scientific notation: 1.5505557232 × 10¹¹

Factors of 155055572320

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 88099775

Divisors of 155055572320

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 32 40 44 55 80 88 110 160 176 220 352 440 880 1760 88099757 176199514 352399028 440498785 704798056 880997570 969097327 1409596112 1761995140 1938194654 2819192224 3523990280 3876389308 4845486635 7047980560 7752778616 9690973270 14095961120 15505557232 19381946540 31011114464 38763893080 77527786160 155055572320
• Sum of all divisors σ(n): 399620502288
• Sum of proper divisors (its aliquot sum) s(n): 244564929968
• 155055572320 is an abundant number, because the sum of its proper divisors (244564929968) is greater than itself. Its abundance is 89509357648

Bases of 155055572320

• Binary: 10010000011010000010000100010101100000₂
• Hexadecimal: 0x241A084560
• Base-36: 1Z8C31B4

Squares and roots of 155055572320

• 155055572320 squared (155055572320²) is 24042230507482750182400
• 155055572320 cubed (155055572320³) is 3727881811187101872059616391168000
• The square root of 155055572320 is 393770.9642926965
• The cube root of 155055572320 is 5372.3272503183

Scales and comparisons

• 155,055,572,320 seconds is equal to 4,930 years, 14 weeks, 6 days, 16 hours, 18 minutes, 40 seconds.
• To count from 1 to 155,055,572,320 would take you about nine thousand, eight hundred sixty 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 155055572320 cubic inches would be around 447.7 feet tall.

Recreational maths with 155055572320

• 155055572320 backwards is 023275550551
• 155055572320 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 155055572320's digits is 40
• More coming soon!