18446455808

Names of 18446455808

• Cardinal: 18446455808 can be written as Eighteen billion, four hundred forty-six million, four hundred fifty-five thousand, eight hundred eight.

Scientific notation

• Scientific notation: 1.8446455808 × 10¹⁰

Factors of 18446455808

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 66

Divisors of 18446455808

• Number of divisors d(n): 132
• Complete list of divisors:
  1 2 4 8 11 16 22 32 44 53 64 88 106 121 128 176 212 242 256 352 424 484 512 583 704 848 968 1024 1166 1408 1696 1936 2332 2809 2816 3392 3872 4664 5618 5632 6413 6784 7744 9328 11236 11264 12826 13568 15488 18656 22472 25652 27136 30899 30976 37312 44944 51304 54272 61798 61952 74624 89888 102608 123596 123904 148877 149248 179776 205216 247192 297754 298496 339889 359552 410432 494384 595508 596992 679778 719104 820864 988768 1191016 1359556 1438208 1637647 1641728 1977536 2382032 2719112 2876416 3275294 3283456 3955072 4764064 5438224 6550588 6566912 7910144 9528128 10876448 13101176 15820288 18014117 19056256 21752896 26202352 31640576 36028234 38112512 43505792 52404704 72056468 76225024 87011584 104809408 144112936 152450048 174023168 209618816 288225872 348046336 419237632 576451744 838475264 1152903488 1676950528 2305806976 4611613952 9223227904 18446455808
• Sum of all divisors σ(n): 41311366740
• Sum of proper divisors (its aliquot sum) s(n): 22864910932
• 18446455808 is an abundant number, because the sum of its proper divisors (22864910932) is greater than itself. Its abundance is 4418455124

Bases of 18446455808

• Binary: 10001001011011111101001010000000000₂
• Hexadecimal: 0x44B7E9400
• Base-36: 8H2JKE8

Squares and roots of 18446455808

• 18446455808 squared (18446455808²) is 340271731876496932864
• 18446455808 cubed (18446455808³) is 6276807464771425585923318874112
• The square root of 18446455808 is 135817.7300944173
• The cube root of 18446455808 is 2642.2321861727

Scales and comparisons

• 18,446,455,808 seconds is equal to 586 years, 28 weeks, 15 hours, 30 minutes, 8 seconds.
• To count from 1 to 18,446,455,808 would take you about one thousand, one hundred seventy-three 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 18446455808 cubic inches would be around 220.2 feet tall.

Recreational maths with 18446455808

• 18446455808 backwards is 80855464481
• 18446455808 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18446455808's digits is 53
• More coming soon!