Base | Representation |
---|---|
bin | 10101111010110001… |
… | …000001000011100101 |
3 | 2020202011022210021021 |
4 | 111322301001003211 |
5 | 341144313144323 |
6 | 14451150051141 |
7 | 1462131000511 |
oct | 257261010345 |
9 | 66664283237 |
10 | 23534506213 |
11 | 9a87684939 |
12 | 46897a9ab1 |
13 | 22b0a3632a |
14 | 11d38a7141 |
15 | 92b1e205d |
hex | 57ac410e5 |
23534506213 has 8 divisors (see below), whose sum is σ = 24587093880. Its totient is φ = 22497988800.
The previous prime is 23534506201. The next prime is 23534506241. The reversal of 23534506213 is 31260543532.
It can be written as a sum of positive squares in 4 ways, for example, as 5304645889 + 18229860324 = 72833^2 + 135018^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 23534506213 - 213 = 23534498021 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23534506013) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4014570 + ... + 4020427.
It is an arithmetic number, because the mean of its divisors is an integer number (3073386735).
Almost surely, 223534506213 is an apocalyptic number.
It is an amenable number.
23534506213 is a deficient number, since it is larger than the sum of its proper divisors (1052587667).
23534506213 is a wasteful number, since it uses less digits than its factorization.
23534506213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8035127.
The product of its (nonzero) digits is 64800, while the sum is 34.
The spelling of 23534506213 in words is "twenty-three billion, five hundred thirty-four million, five hundred six thousand, two hundred thirteen".
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