4972395920

Names of 4972395920

• Cardinal: 4972395920 can be written as Four billion, nine hundred seventy-two million, three hundred ninety-five thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 4.97239592 × 10⁹

Factors of 4972395920

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 115437

Divisors of 4972395920

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 4 5 8 10 16 20 40 80 541 1082 2164 2705 4328 5410 8656 10820 21640 43280 114889 229778 459556 574445 919112 1148890 1838224 2297780 4595560 9191120 62154949 124309898 248619796 310774745 497239592 621549490 994479184 1243098980 2486197960 4972395920
• Sum of all divisors σ(n): 11582290680
• Sum of proper divisors (its aliquot sum) s(n): 6609894760
• 4972395920 is an abundant number, because the sum of its proper divisors (6609894760) is greater than itself. Its abundance is 1637498840

Bases of 4972395920

• Binary: 100101000011000001011110110010000₂
• Hexadecimal: 0x12860BD90
• Base-36: 2A8FP8W

Squares and roots of 4972395920

• 4972395920 squared (4972395920²) is 24724721185232646400
• 4972395920 cubed (4972395920³) is 122941102744588375210162688000
• The square root of 4972395920 is 70515.2176483913
• The cube root of 4972395920 is 1706.8233169877

Scales and comparisons

• 4,972,395,920 seconds is equal to 158 years, 5 weeks, 3 days, 21 hours, 5 minutes, 20 seconds.
• To count from 1 to 4,972,395,920 would take you about three hundred sixteen 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 4972395920 cubic inches would be around 142.2 feet tall.

Recreational maths with 4972395920

• 4972395920 backwards is 0295932794
• The number of decimal digits it has is: 10
• The sum of 4972395920's digits is 50
• More coming soon!