130261872

Names of 130261872

• Cardinal: 130261872 can be written as One hundred thirty million, two hundred sixty-one thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 1.30261872 × 10⁸

Factors of 130261872

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 11024

Divisors of 130261872

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 19 24 26 38 39 48 52 57 76 78 104 114 152 156 208 228 247 304 312 456 494 624 741 912 988 1482 1976 2964 3952 5928 10987 11856 21974 32961 43948 65922 87896 131844 142831 175792 208753 263688 285662 417506 428493 527376 571324 626259 835012 856986 1142648 1252518 1670024 1713972 2285296 2505036 2713789 3340048 3427944 5010072 5427578 6855888 8141367 10020144 10855156 16282734 21710312 32565468 43420624 65130936 130261872
• Sum of all divisors σ(n): 381503360
• Sum of proper divisors (its aliquot sum) s(n): 251241488
• 130261872 is an abundant number, because the sum of its proper divisors (251241488) is greater than itself. Its abundance is 120979616

Bases of 130261872

• Binary: 111110000111010001101110000₂
• Hexadecimal: 0x7C3A370
• Base-36: 25JYPC

Squares and roots of 130261872

• 130261872 squared (130261872²) is 16968155296944384
• 130261872 cubed (130261872³) is 2210303673366691339726848
• The square root of 130261872 is 11413.2323204253
• The cube root of 130261872 is 506.9196251489

Scales and comparisons

• 130,261,872 seconds is equal to 4 years, 7 weeks, 2 days, 15 hours, 51 minutes, 12 seconds.
• To count from 1 to 130,261,872 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 130261872 cubic inches would be around 42.2 feet tall.

Recreational maths with 130261872

• 130261872 backwards is 278162031
• The number of decimal digits it has is: 9
• The sum of 130261872's digits is 30
• More coming soon!