Base | Representation |
---|---|
bin | 11100111100101001… |
… | …000101111110011101 |
3 | 2222020011121011100000 |
4 | 130330221011332131 |
5 | 1002124014121123 |
6 | 22140130524513 |
7 | 2150150066061 |
oct | 347451057635 |
9 | 88204534300 |
10 | 31082176413 |
11 | 12200095202 |
12 | 6035436739 |
13 | 2c14645182 |
14 | 170c067aa1 |
15 | c1db3db43 |
hex | 73ca45f9d |
31082176413 has 24 divisors (see below), whose sum is σ = 46627727328. Its totient is φ = 20691001584.
The previous prime is 31082176403. The next prime is 31082176417. The reversal of 31082176413 is 31467128013.
It is a happy number.
31082176413 is a `hidden beast` number, since 3 + 1 + 0 + 8 + 2 + 1 + 7 + 641 + 3 = 666.
It is not a de Polignac number, because 31082176413 - 28 = 31082176157 is a prime.
It is a super-2 number, since 2×310821764132 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31082176417) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72331 + ... + 259607.
It is an arithmetic number, because the mean of its divisors is an integer number (1942821972).
Almost surely, 231082176413 is an apocalyptic number.
It is an amenable number.
31082176413 is a deficient number, since it is larger than the sum of its proper divisors (15545550915).
31082176413 is an equidigital number, since it uses as much as digits as its factorization.
31082176413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 187975 (or 187963 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 36.
The spelling of 31082176413 in words is "thirty-one billion, eighty-two million, one hundred seventy-six thousand, four hundred thirteen".
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