Base | Representation |
---|---|
bin | 11100000010101101… |
… | …110001000110111011 |
3 | 2212201102212220021000 |
4 | 130002231301012323 |
5 | 443131220320011 |
6 | 21455452420043 |
7 | 2114106344430 |
oct | 340255610673 |
9 | 85642786230 |
10 | 30110323131 |
11 | 11851546479 |
12 | 5a03a77623 |
13 | 2abb1b1565 |
14 | 1658d65b87 |
15 | bb366c356 |
hex | 702b711bb |
30110323131 has 64 divisors (see below), whose sum is σ = 54805708800. Its totient is φ = 15953420448.
The previous prime is 30110323121. The next prime is 30110323163. The reversal of 30110323131 is 13132301103.
It is a happy number.
30110323131 is a `hidden beast` number, since 301 + 10 + 323 + 1 + 31 = 666.
It is not a de Polignac number, because 30110323131 - 25 = 30110323099 is a prime.
It is a super-2 number, since 2×301103231312 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (30110323121) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 79576 + ... + 257978.
It is an arithmetic number, because the mean of its divisors is an integer number (856339200).
Almost surely, 230110323131 is an apocalyptic number.
30110323131 is a deficient number, since it is larger than the sum of its proper divisors (24695385669).
30110323131 is a wasteful number, since it uses less digits than its factorization.
30110323131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 178485 (or 178479 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 18.
Adding to 30110323131 its reverse (13132301103), we get a palindrome (43242624234).
The spelling of 30110323131 in words is "thirty billion, one hundred ten million, three hundred twenty-three thousand, one hundred thirty-one".
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