Base | Representation |
---|---|
bin | 10101100111101111… |
… | …001100011011110110 |
3 | 2012220220121110202102 |
4 | 111213233030123312 |
5 | 340021101331210 |
6 | 14355343342102 |
7 | 1451203315634 |
oct | 254757143366 |
9 | 65826543672 |
10 | 23215261430 |
11 | 9933456579 |
12 | 45ba8b1932 |
13 | 225c85aaaa |
14 | 11a3324354 |
15 | 90d180ea5 |
hex | 567bcc6f6 |
23215261430 has 32 divisors (see below), whose sum is σ = 41916204000. Its totient is φ = 9257541120.
The previous prime is 23215261429. The next prime is 23215261457. The reversal of 23215261430 is 3416251232.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 23215261393 and 23215261402.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6170750 + ... + 6174510.
It is an arithmetic number, because the mean of its divisors is an integer number (1309881375).
Almost surely, 223215261430 is an apocalyptic number.
23215261430 is a deficient number, since it is larger than the sum of its proper divisors (18700942570).
23215261430 is a wasteful number, since it uses less digits than its factorization.
23215261430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5504.
The product of its (nonzero) digits is 8640, while the sum is 29.
The spelling of 23215261430 in words is "twenty-three billion, two hundred fifteen million, two hundred sixty-one thousand, four hundred thirty".
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