17938649152

Names of 17938649152

• Cardinal: 17938649152 can be written as Seventeen billion, nine hundred thirty-eight million, six hundred forty-nine thousand, one hundred fifty-two.

Scientific notation

• Scientific notation: 1.7938649152 × 10¹⁰

Factors of 17938649152

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 37189

Divisors of 17938649152

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 4 8 16 17 32 34 64 68 136 272 449 544 898 1088 1796 3592 7184 7633 14368 15266 28736 30532 36721 61064 73442 122128 146884 244256 293768 488512 587536 624257 1175072 1248514 2350144 2497028 4994056 9988112 16487729 19976224 32975458 39952448 65950916 131901832 263803664 280291393 527607328 560582786 1055214656 1121165572 2242331144 4484662288 8969324576 17938649152
• Sum of all divisors σ(n): 37775921400
• Sum of proper divisors (its aliquot sum) s(n): 19837272248
• 17938649152 is an abundant number, because the sum of its proper divisors (19837272248) is greater than itself. Its abundance is 1898623096

Bases of 17938649152

• Binary: 10000101101001110100001000001000000₂
• Hexadecimal: 0x42D3A1040
• Base-36: 88O7I9S

Squares and roots of 17938649152

• 17938649152 squared (17938649152²) is 321795133398550319104
• 17938649152 cubed (17938649152³) is 5772569996857631559824298999808
• The square root of 17938649152 is 133935.2423822797
• The cube root of 17938649152 is 2617.7605104047

Scales and comparisons

• 17,938,649,152 seconds is equal to 570 years, 20 weeks, 3 days, 6 hours, 5 minutes, 52 seconds.
• To count from 1 to 17,938,649,152 would take you about one thousand, one hundred forty 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 17938649152 cubic inches would be around 218.1 feet tall.

Recreational maths with 17938649152

• 17938649152 backwards is 25194683971
• The number of decimal digits it has is: 11
• The sum of 17938649152's digits is 55
• More coming soon!