Base | Representation |
---|---|
bin | 11000011100011010… |
… | …11101110110001000 |
3 | 1020212120211101010211 |
4 | 30032031131312020 |
5 | 203334032004112 |
6 | 10010114050504 |
7 | 643131214564 |
oct | 141615356610 |
9 | 36776741124 |
10 | 13123313032 |
11 | 562484a355 |
12 | 2662b79a34 |
13 | 1311ab88ab |
14 | 8c6ca86a4 |
15 | 51c1ae0a7 |
hex | 30e35dd88 |
13123313032 has 16 divisors (see below), whose sum is σ = 25271245260. Its totient is φ = 6384314304.
The previous prime is 13123313029. The next prime is 13123313041. The reversal of 13123313032 is 23031332131.
13123313032 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 9814072356 + 3309240676 = 99066^2 + 57526^2 .
It is a super-2 number, since 2×131233130322 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 13123312994 and 13123313012.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22167463 + ... + 22168054.
Almost surely, 213123313032 is an apocalyptic number.
It is an amenable number.
13123313032 is a deficient number, since it is larger than the sum of its proper divisors (12147932228).
13123313032 is a wasteful number, since it uses less digits than its factorization.
13123313032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44335560 (or 44335556 counting only the distinct ones).
The product of its (nonzero) digits is 972, while the sum is 22.
Adding to 13123313032 its reverse (23031332131), we get a palindrome (36154645163).
The spelling of 13123313032 in words is "thirteen billion, one hundred twenty-three million, three hundred thirteen thousand, thirty-two".
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