40189898268

Names of 40189898268

• Cardinal: 40189898268 can be written as Forty billion, one hundred eighty-nine million, eight hundred ninety-eight thousand, two hundred sixty-eight.

Scientific notation

• Scientific notation: 4.0189898268 × 10¹⁰

Factors of 40189898268

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 185958

Divisors of 40189898268

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 9 12 13 18 26 36 39 52 78 117 156 234 463 468 926 1389 1852 2778 4167 5556 6019 8334 12038 16668 18057 24076 36114 54171 72228 108342 185477 216684 370954 556431 741908 1112862 1669293 2225724 2411201 3338586 4822402 6677172 7233603 9644804 14467206 21700809 28934412 43401618 85875851 86803236 171751702 257627553 343503404 515255106 772882659 1030510212 1116386063 1545765318 2232772126 3091530636 3349158189 4465544252 6698316378 10047474567 13396632756 20094949134 40189898268
• Sum of all divisors σ(n): 109642723008
• Sum of proper divisors (its aliquot sum) s(n): 69452824740
• 40189898268 is an abundant number, because the sum of its proper divisors (69452824740) is greater than itself. Its abundance is 29262926472

Bases of 40189898268

• Binary: 100101011011100000010010111000011100₂
• Hexadecimal: 0x95B812E1C
• Base-36: IGO0ZZ0

Squares and roots of 40189898268

• 40189898268 squared (40189898268²) is 1615227922792189399824
• 40189898268 cubed (40189898268³) is 64915845896651050483914537104832
• The square root of 40189898268 is 200474.1835449143
• The cube root of 40189898268 is 3425.3553759299

Scales and comparisons

• 40,189,898,268 seconds is equal to 1,277 years, 47 weeks, 3 days, 20 hours, 37 minutes, 48 seconds.
• To count from 1 to 40,189,898,268 would take you about two thousand, five hundred fifty-five 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 40189898268 cubic inches would be around 285.4 feet tall.

Recreational maths with 40189898268

• 40189898268 backwards is 86289898104
• The number of decimal digits it has is: 11
• The sum of 40189898268's digits is 63
• More coming soon!