13001320878

Names of 13001320878

• Cardinal: 13001320878 can be written as Thirteen billion, one million, three hundred twenty thousand, eight hundred seventy-eight.

Scientific notation

• Scientific notation: 1.3001320878 × 10¹⁰

Factors of 13001320878

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 4306

Divisors of 13001320878

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 6 7 13 14 21 26 39 42 73 78 79 91 146 158 182 219 237 273 438 474 511 546 553 949 1022 1027 1106 1533 1659 1898 2054 2847 3066 3081 3318 4129 5694 5767 6162 6643 7189 8258 11534 12387 13286 14378 17301 19929 21567 24774 28903 34602 39858 40369 43134 53677 57806 74971 80738 86709 107354 121107 149942 161031 173418 224913 242214 301417 322062 326191 375739 449826 524797 602834 652382 751478 904251 978573 1049594 1127217 1574391 1808502 1957146 2109919 2254434 2283337 3148782 3918421 4219838 4240483 4566674 6329757 6850011 7836842 8480966 11755263 12659514 12721449 13700022 23510526 23811943 25442898 27428947 29683381 47623886 54857894 59366762 71435829 82286841 89050143 142871658 164573682 166683601 178100286 309555259 333367202 500050803 619110518 928665777 1000101606 1857331554 2166886813 4333773626 6500660439 13001320878
• Sum of all divisors σ(n): 32860262400
• Sum of proper divisors (its aliquot sum) s(n): 19858941522
• 13001320878 is an abundant number, because the sum of its proper divisors (19858941522) is greater than itself. Its abundance is 6857620644

Bases of 13001320878

• Binary: 1100000110111100000110100110101110₂
• Hexadecimal: 0x306F069AE
• Base-36: 5Z0NFE6

Squares and roots of 13001320878

• 13001320878 squared (13001320878²) is 169034344572718690884
• 13001320878 cubed (13001320878³) is 2197669753192333505010977476152
• The square root of 13001320878 is 114023.3347959969
• The cube root of 13001320878 is 2351.4143215945

Scales and comparisons

• 13,001,320,878 seconds is equal to 413 years, 20 weeks, 6 days, 6 hours, 1 minute, 18 seconds.
• To count from 1 to 13,001,320,878 would take you about eight hundred twenty-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 13001320878 cubic inches would be around 196 feet tall.

Recreational maths with 13001320878

• 13001320878 backwards is 87802310031
• The number of decimal digits it has is: 11
• The sum of 13001320878's digits is 33
• More coming soon!