Base | Representation |
---|---|
bin | 111011001001… |
… | …0110100010100 |
3 | 2011100110211001 |
4 | 1312102310110 |
5 | 30414310233 |
6 | 3024353044 |
7 | 524403235 |
oct | 166226424 |
9 | 64313731 |
10 | 31010068 |
11 | 16560361 |
12 | a475784 |
13 | 656996b |
14 | 419308c |
15 | 2ac827d |
hex | 1d92d14 |
31010068 has 6 divisors (see below), whose sum is σ = 54267626. Its totient is φ = 15505032.
The previous prime is 31010053. The next prime is 31010081. The reversal of 31010068 is 86001013.
It can be written as a sum of positive squares in only one way, i.e., 30603024 + 407044 = 5532^2 + 638^2 .
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, 3876255 + ... + 3876262.
Almost surely, 231010068 is an apocalyptic number.
It is an amenable number.
31010068 is a deficient number, since it is larger than the sum of its proper divisors (23257558).
31010068 is a wasteful number, since it uses less digits than its factorization.
31010068 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7752521 (or 7752519 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 19.
The square root of 31010068 is about 5568.6684225226. The cubic root of 31010068 is about 314.1720695371.
The spelling of 31010068 in words is "thirty-one million, ten thousand, sixty-eight".
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