18838800448

Names of 18838800448

• Cardinal: 18838800448 can be written as Eighteen billion, eight hundred thirty-eight million, eight hundred thousand, four hundred forty-eight.

Scientific notation

• Scientific notation: 1.8838800448 × 10¹⁰

Factors of 18838800448

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 133996

Divisors of 18838800448

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 4 8 13 16 26 32 52 64 104 169 208 338 416 676 832 1352 2197 2704 4394 5408 8788 10816 17576 35152 70304 133981 140608 267962 535924 1071848 1741753 2143696 3483506 4287392 6967012 8574784 13934024 22642789 27868048 45285578 55736096 90571156 111472192 181142312 294356257 362284624 588712514 724569248 1177425028 1449138496 2354850056 4709700112 9419400224 18838800448
• Sum of all divisors σ(n): 40497399320
• Sum of proper divisors (its aliquot sum) s(n): 21658598872
• 18838800448 is an abundant number, because the sum of its proper divisors (21658598872) is greater than itself. Its abundance is 2819798424

Bases of 18838800448

• Binary: 10001100010111000010100100001000000₂
• Hexadecimal: 0x462E14840
• Base-36: 8NK4VGG

Squares and roots of 18838800448

• 18838800448 squared (18838800448²) is 354900402319565000704
• 18838800448 cubed (18838800448³) is 6685897858213201374427635515392
• The square root of 18838800448 is 137254.5097546889
• The cube root of 18838800448 is 2660.8337997037

Scales and comparisons

• 18,838,800,448 seconds is equal to 599 years, 5 days, 16 hours, 7 minutes, 28 seconds.
• To count from 1 to 18,838,800,448 would take you about one thousand, one hundred ninety-eight 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 18838800448 cubic inches would be around 221.7 feet tall.

Recreational maths with 18838800448

• 18838800448 backwards is 84400883881
• 18838800448 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18838800448's digits is 52
• More coming soon!