47490768

Names of 47490768

• Cardinal: 47490768 can be written as Forty-seven million, four hundred ninety thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 4.7490768 × 10⁷

Factors of 47490768

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1144

Divisors of 47490768

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 23 24 26 36 39 46 48 52 69 72 78 92 104 117 138 144 156 184 207 208 234 276 299 312 368 414 468 552 598 624 828 897 936 1103 1104 1196 1656 1794 1872 2206 2392 2691 3309 3312 3588 4412 4784 5382 6618 7176 8824 9927 10764 13236 14339 14352 17648 19854 21528 25369 26472 28678 39708 43017 43056 50738 52944 57356 76107 79416 86034 101476 114712 129051 152214 158832 172068 202952 228321 229424 258102 304428 329797 344136 405904 456642 516204 608856 659594 688272 913284 989391 1032408 1217712 1319188 1826568 1978782 2064816 2638376 2968173 3653136 3957564 5276752 5936346 7915128 11872692 15830256 23745384 47490768
• Sum of all divisors σ(n): 149490432
• Sum of proper divisors (its aliquot sum) s(n): 101999664
• 47490768 is an abundant number, because the sum of its proper divisors (101999664) is greater than itself. Its abundance is 54508896

Bases of 47490768

• Binary: 10110101001010011011010000₂
• Hexadecimal: 0x2D4A6D0
• Base-36: S9W40

Squares and roots of 47490768

• 47490768 squared (47490768²) is 2255373045229824
• 47490768 cubed (47490768³) is 107109398044463078264832
• The square root of 47490768 is 6891.3545838245
• The cube root of 47490768 is 362.1343579079

Scales and comparisons

• 47,490,768 seconds is equal to 1 year, 26 weeks, 3 days, 15 hours, 52 minutes, 48 seconds.
• To count from 1 to 47,490,768 would take you about two 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 47490768 cubic inches would be around 30.2 feet tall.

Recreational maths with 47490768

• 47490768 backwards is 86709474
• The number of decimal digits it has is: 8
• The sum of 47490768's digits is 45
• More coming soon!