1389099478679808

Names of 1389099478679808

• Cardinal: 1389099478679808 can be written as One quadrillion, three hundred eighty-nine trillion, ninety-nine billion, four hundred seventy-eight million, six hundred seventy-nine thousand, eight hundred eight.

Scientific notation

• Scientific notation: 1.389099478679808 × 10¹⁵

Factors of 1389099478679808

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 258389039945

Divisors of 1389099478679808

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 64 84 96 112 128 168 192 224 256 336 384 448 672 768 896 1344 1792 2688 5376 258389039933 516778079866 775167119799 1033556159732 1550334239598 1808723279531 2067112319464 3100668479196 3617446559062 4134224638928 5426169838593 6201336958392 7234893118124 8268449277856 10852339677186 12402673916784 14469786236248 16536898555712 21704679354372 24805347833568 28939572472496 33073797111424 43409358708744 49610695667136 57879144944992 66147594222848 86818717417488 99221391334272 115758289889984 173637434834976 198442782668544 231516579779968 347274869669952 463033159559936 694549739339904 1389099478679808
• Sum of all divisors σ(n): 4225177581000768
• Sum of proper divisors (its aliquot sum) s(n): 2836078102320960
• 1389099478679808 is an abundant number, because the sum of its proper divisors (2836078102320960) is greater than itself. Its abundance is 1446978623641152

Bases of 1389099478679808

• Binary: 100111011110110000011101100111111000000000100000000₂
• Hexadecimal: 0x4EF60ECFC0100
• Base-36: DOE7HO4BUO

Squares and roots of 1389099478679808

• 1389099478679808 squared (1389099478679808²) is 1929597361668514360342586916864
• 1389099478679808 cubed (1389099478679808³) is 2680402689155666230228540797661185123771482112
• The square root of 1389099478679808 is 37270624.8764332899
• The cube root of 1389099478679808 is 111577.7970918467

Scales and comparisons

• 1,389,099,478,679,808 seconds is equal to 44,169,066 years, 34 weeks, 11 hours, 56 minutes, 48 seconds.
• To count from 1 to 1,389,099,478,679,808 would take you about one hundred thirty-two million, five hundred seven thousand, one hundred ninety-nine 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 1389099478679808 cubic inches would be around 9298.1 feet tall.

Recreational maths with 1389099478679808

• 1389099478679808 backwards is 8089768749909831
• 1389099478679808 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 1389099478679808's digits is 96
• More coming soon!