Base | Representation |
---|---|
bin | 11101001011001111… |
… | …000111111101010100 |
3 | 2222212020022212020022 |
4 | 131023033013331110 |
5 | 1003124204331103 |
6 | 22220314524312 |
7 | 2156212223213 |
oct | 351317077524 |
9 | 88766285208 |
10 | 31327027028 |
11 | 12316321090 |
12 | 60a3436698 |
13 | 2c532a3aab |
14 | 17327a307a |
15 | c353a7138 |
hex | 74b3c7f54 |
31327027028 has 24 divisors (see below), whose sum is σ = 60187086624. Its totient is φ = 14148856800.
The previous prime is 31327027003. The next prime is 31327027057. The reversal of 31327027028 is 82072072313.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2260538 + ... + 2274353.
It is an arithmetic number, because the mean of its divisors is an integer number (2507795276).
Almost surely, 231327027028 is an apocalyptic number.
It is an amenable number.
31327027028 is a deficient number, since it is larger than the sum of its proper divisors (28860059596).
31327027028 is a wasteful number, since it uses less digits than its factorization.
31327027028 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4535063 (or 4535061 counting only the distinct ones).
The product of its (nonzero) digits is 28224, while the sum is 35.
The spelling of 31327027028 in words is "thirty-one billion, three hundred twenty-seven million, twenty-seven thousand, twenty-eight".
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