31428105461218816

Names of 31428105461218816

• Cardinal: 31428105461218816 can be written as Thirty-one quadrillion, four hundred twenty-eight trillion, one hundred five billion, four hundred sixty-one million, two hundred eighteen thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 3.1428105461218816 × 10¹⁶

Factors of 31428105461218816

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 4564811508

Divisors of 31428105461218816

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 7 8 14 16 17 28 32 34 56 64 68 112 113 119 128 136 224 226 238 256 272 448 452 476 512 544 791 896 904 952 1088 1582 1792 1808 1904 1921 2176 3164 3584 3616 3808 3842 4352 6328 7232 7616 7684 8704 12656 13447 14464 15232 15368 25312 26894 28928 30464 30736 50624 53788 57856 60928 61472 101248 107576 122944 202496 215152 245888 404992 430304 491776 860608 983552 1721216 3442432 6884864 4564811369 9129622738 18259245476 31953679583 36518490952 63907359166 73036981904 77601793273 127814718332 146073963808 155203586546 255629436664 292147927616 310407173092 511258873328 515823684697 543212552911 584295855232 620814346184 1022517746656 1031647369394 1086425105822 1168591710464 1241628692368 2045035493312 2063294738788 2172850211644 2337183420928 2483257384736 3610765792879 4090070986624 4126589477576 4345700423288 4966514769472 7221531585758 8180141973248 8253178955152 8691400846576 8769002639849 9933029538944 14443063171516 16360283946496 16506357910304 17382801693152 17538005279698 19866059077888 28886126343032 33012715820608 34765603386304 35076010559396 39732118155776 57772252686064 61383018478943 66025431641216 69531206772608 70152021118792 115544505372128 122766036957886 132050863282432 139062413545216 140304042237584 231089010744256 245532073915772 264101726564864 278124827090432 280608084475168 462178021488512 491064147831544 561216168950336 924356042977024 982128295663088 1122432337900672 1848712085954048 1964256591326176 2244864675801344 3928513182652352 4489729351602688 7857026365304704 15714052730609408 31428105461218816
• Sum of all divisors σ(n): 76659470149268160
• Sum of proper divisors (its aliquot sum) s(n): 45231364688049344
• 31428105461218816 is an abundant number, because the sum of its proper divisors (45231364688049344) is greater than itself. Its abundance is 13803259226830528

Bases of 31428105461218816

• Binary: 1101111101001111011001000000101111110101011111000000000₂
• Hexadecimal: 0x6FA7B205FABE00
• Base-36: 8LGC0BXZ18G

Squares and roots of 31428105461218816

• 31428105461218816 squared (31428105461218816²) is 987725812881491967170156232441856
• 31428105461218816 cubed (31428105461218816³) is 31042351014007612050719496351317384824733613162496
• The square root of 31428105461218816 is 177279737.8755361765
• The cube root of 31428105461218816 is 315577.5260828661

Scales and comparisons

• 31,428,105,461,218,816 seconds is equal to 999,316,540 years, 7 weeks, 6 days, 23 hours, 16 seconds.
• To count from 1 to 31,428,105,461,218,816 would take you about two billion, nine hundred ninety-seven million, nine hundred forty-nine thousand, six hundred twenty 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 31428105461218816 cubic inches would be around 26298.1 feet tall.

Recreational maths with 31428105461218816

• 31428105461218816 backwards is 61881216450182413
• The number of decimal digits it has is: 17
• The sum of 31428105461218816's digits is 61
• More coming soon!