Base | Representation |
---|---|
bin | 11101011111111010… |
… | …111001110001111101 |
3 | 10000202102022022222120 |
4 | 131133322321301331 |
5 | 1004332024010423 |
6 | 22314552433153 |
7 | 2200624651065 |
oct | 353772716175 |
9 | 100672268876 |
10 | 31674047613 |
11 | 124841a085a |
12 | 617b6a87b9 |
13 | 2caa155b10 |
14 | 17668d63a5 |
15 | c55aa2ee3 |
hex | 75feb9c7d |
31674047613 has 32 divisors (see below), whose sum is σ = 45865999872. Its totient is φ = 19326840000.
The previous prime is 31674047609. The next prime is 31674047621.
31674047613 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 31674047613 - 22 = 31674047609 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31674047633) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9741238 + ... + 9744488.
It is an arithmetic number, because the mean of its divisors is an integer number (1433312496).
Almost surely, 231674047613 is an apocalyptic number.
It is an amenable number.
31674047613 is a deficient number, since it is larger than the sum of its proper divisors (14191952259).
31674047613 is a wasteful number, since it uses less digits than its factorization.
31674047613 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5305.
The product of its (nonzero) digits is 254016, while the sum is 42.
The spelling of 31674047613 in words is "thirty-one billion, six hundred seventy-four million, forty-seven thousand, six hundred thirteen".
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