85309272

Names of 85309272

• Cardinal: 85309272 can be written as Eighty-five million, three hundred nine thousand, two hundred seventy-two.

Scientific notation

• Scientific notation: 8.5309272 × 10⁷

Factors of 85309272

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1106

Divisors of 85309272

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 31 36 37 62 72 74 93 111 124 148 186 222 248 279 296 333 372 444 558 666 744 888 1033 1116 1147 1332 2066 2232 2294 2664 3099 3441 4132 4588 6198 6882 8264 9176 9297 10323 12396 13764 18594 20646 24792 27528 32023 37188 38221 41292 64046 74376 76442 82584 96069 114663 128092 152884 192138 229326 256184 288207 305768 343989 384276 458652 576414 687978 768552 917304 1152828 1184851 1375956 2305656 2369702 2751912 3554553 4739404 7109106 9478808 10663659 14218212 21327318 28436424 42654636 85309272
• Sum of all divisors σ(n): 245182080
• Sum of proper divisors (its aliquot sum) s(n): 159872808
• 85309272 is an abundant number, because the sum of its proper divisors (159872808) is greater than itself. Its abundance is 74563536

Bases of 85309272

• Binary: 101000101011011011101011000₂
• Hexadecimal: 0x515B758
• Base-36: 1ESH20

Squares and roots of 85309272

• 85309272 squared (85309272²) is 7277671889169984
• 85309272 cubed (85309272³) is 620852890719956019291648
• The square root of 85309272 is 9236.3018573453
• The cube root of 85309272 is 440.2155830605

Scales and comparisons

• 85,309,272 seconds is equal to 2 years, 37 weeks, 9 hours, 1 minute, 12 seconds.
• To count from 1 to 85,309,272 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 85309272 cubic inches would be around 36.7 feet tall.

Recreational maths with 85309272

• 85309272 backwards is 27290358
• 85309272 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 85309272's digits is 36
• More coming soon!