397131148447

Names of 397131148447

• Cardinal: 397131148447 can be written as Three hundred ninety-seven billion, one hundred thirty-one million, one hundred forty-eight thousand, four hundred forty-seven.

Scientific notation

• Scientific notation: 3.97131148447 × 10¹¹

Factors of 397131148447

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 196

Divisors of 397131148447

• Number of divisors d(n): 72
• Complete list of divisors:
  1 11 17 71 97 121 187 289 781 1067 1207 1649 2057 3179 4913 6887 8591 9409 11737 13277 18139 20519 28033 34969 54043 75757 103499 117079 146047 159953 199529 225709 308363 348823 476561 594473 668039 833327 1138489 1287869 1759483 1990343 2482799 2719201 3391993 3837053 5242171 7348429 11356663 14166559 19354313 21893773 29911211 33835831 42207583 46226417 57663881 80832719 124923293 193063271 240831503 329023321 372194141 508490587 1374156223 2123695981 3282075607 4094135551 5593396457 23360655791 36102831677 397131148447
• Sum of all divisors σ(n): 475223747040
• Sum of proper divisors (its aliquot sum) s(n): 78092598593
• 397131148447 is a deficient number, because the sum of its proper divisors (78092598593) is less than itself. Its deficiency is 319038549854

Bases of 397131148447

• Binary: 101110001110110110111000110110010011111₂
• Hexadecimal: 0x5C76DC6C9F
• Base-36: 52FTMRA7

Squares and roots of 397131148447

• 397131148447 squared (397131148447²) is 157713149066833150511809
• 397131148447 cubed (397131148447³) is 62632804014104355420085914005510623
• The square root of 397131148447 is 630183.4244464067
• The cube root of 397131148447 is 7350.4058174253

Scales and comparisons

• 397,131,148,447 seconds is equal to 12,627 years, 28 weeks, 1 day, 7 hours, 54 minutes, 7 seconds.
• To count from 1 to 397,131,148,447 would take you about twenty-five thousand, two 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 397131148447 cubic inches would be around 612.5 feet tall.

Recreational maths with 397131148447

• 397131148447 backwards is 744841131793
• The number of decimal digits it has is: 12
• The sum of 397131148447's digits is 52
• More coming soon!