Base | Representation |
---|---|
bin | 10111000000001111… |
… | …00100000001011011 |
3 | 1011212200201200122120 |
4 | 23200013210001123 |
5 | 200243100413111 |
6 | 5401251352323 |
7 | 615021245232 |
oct | 134007440133 |
9 | 34780650576 |
10 | 12350013531 |
11 | 5268295a59 |
12 | 2487bb26a3 |
13 | 121a823c1b |
14 | 8522cdb19 |
15 | 4c435d406 |
hex | 2e01e405b |
12350013531 has 16 divisors (see below), whose sum is σ = 16943794560. Its totient is φ = 7996927680.
The previous prime is 12350013479. The next prime is 12350013551. The reversal of 12350013531 is 13531005321.
It is not a de Polignac number, because 12350013531 - 214 = 12349997147 is a prime.
It is a super-2 number, since 2×123500135312 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (12350013551) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 244330 + ... + 290511.
It is an arithmetic number, because the mean of its divisors is an integer number (1058987160).
Almost surely, 212350013531 is an apocalyptic number.
12350013531 is a deficient number, since it is larger than the sum of its proper divisors (4593781029).
12350013531 is a wasteful number, since it uses less digits than its factorization.
12350013531 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 535066.
The product of its (nonzero) digits is 1350, while the sum is 24.
Adding to 12350013531 its reverse (13531005321), we get a palindrome (25881018852).
The spelling of 12350013531 in words is "twelve billion, three hundred fifty million, thirteen thousand, five hundred thirty-one".
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