Base | Representation |
---|---|
bin | 111011010000… |
… | …0101111010010 |
3 | 2011110101000222 |
4 | 1312200233102 |
5 | 30423121330 |
6 | 3025513042 |
7 | 525031415 |
oct | 166405722 |
9 | 64411028 |
10 | 31067090 |
11 | 1659a18a |
12 | a4a2782 |
13 | 65898c2 |
14 | 41a9b7c |
15 | 2ada0e5 |
hex | 1da0bd2 |
31067090 has 32 divisors (see below), whose sum is σ = 59425920. Its totient is φ = 11660544.
The previous prime is 31067081. The next prime is 31067111. The reversal of 31067090 is 9076013.
It is a happy number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20747 + ... + 22193.
It is an arithmetic number, because the mean of its divisors is an integer number (1857060).
Almost surely, 231067090 is an apocalyptic number.
31067090 is a deficient number, since it is larger than the sum of its proper divisors (28358830).
31067090 is a wasteful number, since it uses less digits than its factorization.
31067090 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1586.
The product of its (nonzero) digits is 1134, while the sum is 26.
The square root of 31067090 is about 5573.7859664684. The cubic root of 31067090 is about 314.3645204780.
The spelling of 31067090 in words is "thirty-one million, sixty-seven thousand, ninety".
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