Base | Representation |
---|---|
bin | 111100011010… |
… | …1011010010001 |
3 | 2012121022101000 |
4 | 1320311122101 |
5 | 31102113144 |
6 | 3050532213 |
7 | 533145666 |
oct | 170653221 |
9 | 65538330 |
10 | 31676049 |
11 | 16975759 |
12 | a737069 |
13 | 6740b32 |
14 | 42c7a6d |
15 | 2baa769 |
hex | 1e35691 |
31676049 has 16 divisors (see below), whose sum is σ = 49688640. Its totient is φ = 19874880.
The previous prime is 31676027. The next prime is 31676093. The reversal of 31676049 is 94067613.
It is not a de Polignac number, because 31676049 - 27 = 31675921 is a prime.
It is not an unprimeable number, because it can be changed into a prime (31676549) by changing a digit.
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, 34047 + ... + 34964.
It is an arithmetic number, because the mean of its divisors is an integer number (3105540).
Almost surely, 231676049 is an apocalyptic number.
It is an amenable number.
31676049 is a deficient number, since it is larger than the sum of its proper divisors (18012591).
31676049 is a wasteful number, since it uses less digits than its factorization.
31676049 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 69037 (or 69031 counting only the distinct ones).
The product of its (nonzero) digits is 27216, while the sum is 36.
The square root of 31676049 is about 5628.1479191649. The cubic root of 31676049 is about 316.4052410558.
It can be divided in two parts, 3167604 and 9, that added together give a palindrome (3167613).
The spelling of 31676049 in words is "thirty-one million, six hundred seventy-six thousand, forty-nine".
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