Base | Representation |
---|---|
bin | 11011111011110… |
… | …100111001111111 |
3 | 1012122212210200020 |
4 | 123323310321333 |
5 | 1424434334111 |
6 | 114301103223 |
7 | 14420420046 |
oct | 3373647177 |
9 | 1178783606 |
10 | 468668031 |
11 | 220607257 |
12 | 110b57b13 |
13 | 76134a80 |
14 | 4635b55d |
15 | 2b229906 |
hex | 1bef4e7f |
468668031 has 8 divisors (see below), whose sum is σ = 672959280. Its totient is φ = 288411072.
The previous prime is 468668017. The next prime is 468668047. The reversal of 468668031 is 130866864.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 468668031 - 210 = 468667007 is a prime.
It is a super-2 number, since 2×4686680312 = 439299446562833922, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (468668131) 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, 6008526 + ... + 6008603.
It is an arithmetic number, because the mean of its divisors is an integer number (84119910).
Almost surely, 2468668031 is an apocalyptic number.
468668031 is a deficient number, since it is larger than the sum of its proper divisors (204291249).
468668031 is a wasteful number, since it uses less digits than its factorization.
468668031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12017145.
The product of its (nonzero) digits is 165888, while the sum is 42.
The square root of 468668031 is about 21648.7420188795. The cubic root of 468668031 is about 776.7628444282.
The spelling of 468668031 in words is "four hundred sixty-eight million, six hundred sixty-eight thousand, thirty-one".
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