Base | Representation |
---|---|
bin | 10011101111011… |
… | …011101011000011 |
3 | 212002012202122211 |
4 | 103233123223003 |
5 | 1134241414334 |
6 | 52510442551 |
7 | 11131110136 |
oct | 2357335303 |
9 | 762182584 |
10 | 331201219 |
11 | 15aa55418 |
12 | 92b03457 |
13 | 5380376b |
14 | 31db621d |
15 | 1e123a64 |
hex | 13bdbac3 |
331201219 has 8 divisors (see below), whose sum is σ = 350337312. Its totient is φ = 312459840.
The previous prime is 331201193. The next prime is 331201229. The reversal of 331201219 is 912102133.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 331201219 - 29 = 331200707 is a prime.
It is a super-2 number, since 2×3312012192 = 219388494934171922, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 331201219.
It is not an unprimeable number, because it can be changed into a prime (331201229) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96952 + ... + 100309.
It is an arithmetic number, because the mean of its divisors is an integer number (43792164).
Almost surely, 2331201219 is an apocalyptic number.
331201219 is a deficient number, since it is larger than the sum of its proper divisors (19136093).
331201219 is a wasteful number, since it uses less digits than its factorization.
331201219 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 197357.
The product of its (nonzero) digits is 324, while the sum is 22.
The square root of 331201219 is about 18198.9345567261. The cubic root of 331201219 is about 691.8797856319.
The spelling of 331201219 in words is "three hundred thirty-one million, two hundred one thousand, two hundred nineteen".
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