389977008616

Names of 389977008616

• Cardinal: 389977008616 can be written as Three hundred eighty-nine billion, nine hundred seventy-seven million, eight thousand, six hundred sixteen.

Scientific notation

• Scientific notation: 3.89977008616 × 10¹¹

Factors of 389977008616

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 296

Divisors of 389977008616

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 8 13 26 52 104 169 281 338 562 676 1124 1352 2197 2248 3653 4394 7306 8788 14612 17576 29224 47489 78961 94978 157922 189956 315844 379912 617357 631688 1026493 1234714 2052986 2469428 4105972 4938856 8211944 13344409 22188041 26688818 44376082 53377636 88752164 106755272 173477317 177504328 288444533 346954634 576889066 693909268 1153778132 1387818536 2307556264 3749778929 7499557858 14999115716 29998231432 48747126077 97494252154 194988504308 389977008616
• Sum of all divisors σ(n): 794942038800
• Sum of proper divisors (its aliquot sum) s(n): 404965030184
• 389977008616 is an abundant number, because the sum of its proper divisors (404965030184) is greater than itself. Its abundance is 14988021568

Bases of 389977008616

• Binary: 101101011001100011100001110100111101000₂
• Hexadecimal: 0x5ACC70E9E8
• Base-36: 4Z5I8PNS

Squares and roots of 389977008616

• 389977008616 squared (389977008616²) is 152082067249083738235456
• 389977008616 cubed (389977008616³) is 59308509649935020403953913148688896
• The square root of 389977008616 is 624481.3917291691
• 389977008616 is a perfect cube number. Its cube root is 7306

Scales and comparisons

• 389,977,008,616 seconds is equal to 12,400 years, 3 weeks, 1 day, 18 hours, 50 minutes, 16 seconds.
• To count from 1 to 389,977,008,616 would take you about twenty-four thousand, eight hundred 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 389977008616 cubic inches would be around 608.8 feet tall.

Recreational maths with 389977008616

• 389977008616 backwards is 616800779983
• The number of decimal digits it has is: 12
• The sum of 389977008616's digits is 64
• More coming soon!