91013120

Names of 91013120

• Cardinal: 91013120 can be written as Ninety-one million, thirteen thousand, one hundred twenty.

Scientific notation

• Scientific notation: 9.101312 × 10⁷

Factors of 91013120

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 119

Divisors of 91013120

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 32 40 44 55 64 80 88 101 110 128 160 176 202 220 256 320 352 404 440 505 512 640 704 808 880 1010 1024 1111 1280 1408 1616 1760 2020 2048 2222 2560 2816 3232 3520 4040 4096 4444 5120 5555 5632 6464 7040 8080 8192 8888 10240 11110 11264 12928 14080 16160 16384 17776 20480 22220 22528 25856 28160 32320 35552 40960 44440 45056 51712 56320 64640 71104 81920 88880 90112 103424 112640 129280 142208 177760 180224 206848 225280 258560 284416 355520 413696 450560 517120 568832 711040 827392 901120 1034240 1137664 1422080 1654784 2068480 2275328 2844160 4136960 4550656 5688320 8273920 9101312 11376640 18202624 22753280 45506560 91013120
• Sum of all divisors σ(n): 240640848
• Sum of proper divisors (its aliquot sum) s(n): 149627728
• 91013120 is an abundant number, because the sum of its proper divisors (149627728) is greater than itself. Its abundance is 58614608

Bases of 91013120

• Binary: 101011011001100000000000000₂
• Hexadecimal: 0x56CC000
• Base-36: 1I6Q68

Squares and roots of 91013120

• 91013120 squared (91013120²) is 8283388012134400
• 91013120 cubed (91013120³) is 753896987154949603328000
• The square root of 91013120 is 9540.0796642375
• The cube root of 91013120 is 449.8157599693

Scales and comparisons

• 91,013,120 seconds is equal to 2 years, 46 weeks, 3 days, 9 hours, 25 minutes, 20 seconds.
• To count from 1 to 91,013,120 would take you about four 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 91013120 cubic inches would be around 37.5 feet tall.

Recreational maths with 91013120

• 91013120 backwards is 02131019
• The number of decimal digits it has is: 8
• The sum of 91013120's digits is 17
• More coming soon!