Base | Representation |
---|---|
bin | 111011010001… |
… | …0100011101110 |
3 | 2011110202020222 |
4 | 1312202203232 |
5 | 30423341132 |
6 | 3030011342 |
7 | 525062222 |
oct | 166424356 |
9 | 64422228 |
10 | 31074542 |
11 | 165a4844 |
12 | a4a6b52 |
13 | 6590105 |
14 | 41ac782 |
15 | 2adc412 |
hex | 1da28ee |
31074542 has 8 divisors (see below), whose sum is σ = 46641096. Its totient is φ = 15527512.
The previous prime is 31074517. The next prime is 31074551. The reversal of 31074542 is 24547013.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128 + ... + 7884.
It is an arithmetic number, because the mean of its divisors is an integer number (5830137).
Almost surely, 231074542 is an apocalyptic number.
31074542 is a deficient number, since it is larger than the sum of its proper divisors (15566554).
31074542 is a wasteful number, since it uses less digits than its factorization.
31074542 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9762.
The product of its (nonzero) digits is 3360, while the sum is 26.
The square root of 31074542 is about 5574.4544127654. The cubic root of 31074542 is about 314.3896537956.
The spelling of 31074542 in words is "thirty-one million, seventy-four thousand, five hundred forty-two".
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