Base | Representation |
---|---|
bin | 111011010000… |
… | …0000010010100 |
3 | 2011110020002101 |
4 | 1312200002110 |
5 | 30423023322 |
6 | 3025451444 |
7 | 525020134 |
oct | 166400224 |
9 | 64406071 |
10 | 31064212 |
11 | 16598003 |
12 | a4a0b84 |
13 | 65884ba |
14 | 41a8ac4 |
15 | 2ad9327 |
hex | 1da0094 |
31064212 has 6 divisors (see below), whose sum is σ = 54362378. Its totient is φ = 15532104.
The previous prime is 31064179. The next prime is 31064233. The reversal of 31064212 is 21246013.
It can be written as a sum of positive squares in only one way, i.e., 15729156 + 15335056 = 3966^2 + 3916^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 31064212.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3883023 + ... + 3883030.
Almost surely, 231064212 is an apocalyptic number.
It is an amenable number.
31064212 is a deficient number, since it is larger than the sum of its proper divisors (23298166).
31064212 is a wasteful number, since it uses less digits than its factorization.
31064212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7766057 (or 7766055 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 19.
The square root of 31064212 is about 5573.5277876763. The cubic root of 31064212 is about 314.3548127881.
The spelling of 31064212 in words is "thirty-one million, sixty-four thousand, two hundred twelve".
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