3990697370

Names of 3990697370

• Cardinal: 3990697370 can be written as Three billion, nine hundred ninety million, six hundred ninety-seven thousand, three hundred seventy.

Scientific notation

• Scientific notation: 3.99069737 × 10⁹

Factors of 3990697370

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 396

Divisors of 3990697370

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 5 10 11 22 55 97 110 121 194 242 281 485 562 605 970 1067 1210 1331 1405 2134 2662 2810 3091 5335 6182 6655 10670 11737 13310 14641 15455 23474 27257 29282 30910 34001 54514 58685 68002 73205 117370 129107 136285 146410 170005 258214 272570 299827 340010 374011 599654 645535 748022 1291070 1420177 1499135 1870055 2840354 2998270 3298097 3740110 4114121 6596194 7100885 8228242 14201770 16490485 20570605 32980970 36279067 41141210 72558134 181395335 362790670 399069737 798139474 1995348685 3990697370
• Sum of all divisors σ(n): 8011400040
• Sum of proper divisors (its aliquot sum) s(n): 4020702670
• 3990697370 is an abundant number, because the sum of its proper divisors (4020702670) is greater than itself. Its abundance is 30005300

Bases of 3990697370

• Binary: 11101101110111010011010110011010₂
• Hexadecimal: 0xEDDD359A
• Base-36: 1TZYHSQ

Squares and roots of 3990697370

• 3990697370 squared (3990697370²) is 15925665498924916900
• 3990697370 cubed (3990697370³) is 63554511422059403700298553000
• The square root of 3990697370 is 63171.9666466067
• The cube root of 3990697370 is 1586.1695130409

Scales and comparisons

• 3,990,697,370 seconds is equal to 126 years, 46 weeks, 2 days, 15 hours, 2 minutes, 50 seconds.
• To count from 1 to 3,990,697,370 would take you about two hundred fifty-three 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 3990697370 cubic inches would be around 132.2 feet tall.

Recreational maths with 3990697370

• 3990697370 backwards is 0737960993
• The number of decimal digits it has is: 10
• The sum of 3990697370's digits is 53
• More coming soon!