1638990793739936

Names of 1638990793739936

• Cardinal: 1638990793739936 can be written as One quadrillion, six hundred thirty-eight trillion, nine hundred ninety billion, seven hundred ninety-three million, seven hundred thirty-nine thousand, nine hundred thirty-six.

Scientific notation

• Scientific notation: 1.638990793739936 × 10¹⁵

Factors of 1638990793739936

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 526512078

Divisors of 1638990793739936

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 32 52 56 91 104 112 182 208 224 364 416 728 1069 1456 2138 2912 4276 7483 8552 13897 14966 17104 27794 29932 34208 55588 59864 97279 111176 119728 194558 222352 239456 389116 444704 778232 1556464 3112928 526510987 1053021974 2106043948 3685576909 4212087896 6844642831 7371153818 8424175792 13689285662 14742307636 16848351584 27378571324 29484615272 47912499817 54757142648 58969230544 95824999634 109514285296 117938461088 191649999268 219028570592 383299998536 562840245103 766599997072 1125680490206 1533199994144 2251360980412 3939881715721 4502721960824 7316923186339 7879763431442 9005443921648 14633846372678 15759526862884 18010887843296 29267692745356 31519053725768 51218462304373 58535385490712 63038107451536 102436924608746 117070770981424 126076214903072 204873849217492 234141541962848 409747698434984 819495396869968 1638990793739936
• Sum of all divisors σ(n): 3975115838520960
• Sum of proper divisors (its aliquot sum) s(n): 2336125044781024
• 1638990793739936 is an abundant number, because the sum of its proper divisors (2336125044781024) is greater than itself. Its abundance is 697134251041088

Bases of 1638990793739936

• Binary: 101110100101010011101001000000011010000111010100000₂
• Hexadecimal: 0x5D2A7480D0EA0
• Base-36: G4Z1Z53RFK

Squares and roots of 1638990793739936

• 1638990793739936 squared (1638990793739936²) is 2686290821964265432366001284096
• 1638990793739936 cubed (1638990793739936³) is 4402805926507516504296991017822690854276857856
• The square root of 1638990793739936 is 40484451.2589702271
• The cube root of 1638990793739936 is 117903.1761934049

Scales and comparisons

• 1,638,990,793,739,936 seconds is equal to 52,114,837 years, 26 weeks, 3 days, 11 hours, 18 minutes, 56 seconds.
• To count from 1 to 1,638,990,793,739,936 would take you about one hundred fifty-six million, three hundred forty-four thousand, five hundred twelve 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 1638990793739936 cubic inches would be around 9825.3 feet tall.

Recreational maths with 1638990793739936

• 1638990793739936 backwards is 6399373970998361
• The number of decimal digits it has is: 16
• The sum of 1638990793739936's digits is 92
• More coming soon!