18046413440

Names of 18046413440

• Cardinal: 18046413440 can be written as Eighteen billion, forty-six million, four hundred thirteen thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.804641344 × 10¹⁰

Factors of 18046413440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 13630

Divisors of 18046413440

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 32 40 44 55 64 80 88 110 128 160 176 191 220 320 352 382 440 640 704 764 880 955 1408 1528 1760 1910 2101 3056 3520 3820 4202 6112 7040 7640 8404 10505 12224 13421 15280 16808 21010 24448 26842 30560 33616 42020 53684 61120 67105 67232 84040 107368 122240 134210 134464 147631 168080 214736 268420 268928 295262 336160 429472 536840 590524 672320 738155 858944 1073680 1181048 1344640 1476310 1717888 2147360 2362096 2563411 2952620 4294720 4724192 5126822 5905240 8589440 9448384 10253644 11810480 12817055 18896768 20507288 23620960 25634110 28197521 41014576 47241920 51268220 56395042 82029152 94483840 102536440 112790084 140987605 164058304 205072880 225580168 281975210 328116608 410145760 451160336 563950420 820291520 902320672 1127900840 1640583040 1804641344 2255801680 3609282688 4511603360 9023206720 18046413440
• Sum of all divisors σ(n): 47314160640
• Sum of proper divisors (its aliquot sum) s(n): 29267747200
• 18046413440 is an abundant number, because the sum of its proper divisors (29267747200) is greater than itself. Its abundance is 11221333760

Bases of 18046413440

• Binary: 10000110011101001100110101010000000₂
• Hexadecimal: 0x433A66A80
• Base-36: 8AGD9Q8

Squares and roots of 18046413440

• 18046413440 squared (18046413440²) is 325673038047412633600
• 18046413440 cubed (18046413440³) is 5877230290864458708224835584000
• The square root of 18046413440 is 134336.9399681265
• The cube root of 18046413440 is 2622.9920094763

Scales and comparisons

• 18,046,413,440 seconds is equal to 573 years, 42 weeks, 4 days, 12 hours, 37 minutes, 20 seconds.
• To count from 1 to 18,046,413,440 would take you about one thousand, one hundred forty-seven 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 18046413440 cubic inches would be around 218.6 feet tall.

Recreational maths with 18046413440

• 18046413440 backwards is 04431464081
• The number of decimal digits it has is: 11
• The sum of 18046413440's digits is 35
• More coming soon!