Base | Representation |
---|---|
bin | 101100001111… |
… | …1010110010101 |
3 | 1121122112102000 |
4 | 1120133112111 |
5 | 21414301302 |
6 | 2145105513 |
7 | 401112651 |
oct | 130372625 |
9 | 47575360 |
10 | 23197077 |
11 | 12104342 |
12 | 7928299 |
13 | 4a626a7 |
14 | 311ba61 |
15 | 208331c |
hex | 161f595 |
23197077 has 16 divisors (see below), whose sum is σ = 34510080. Its totient is φ = 15399936.
The previous prime is 23197067. The next prime is 23197117. The reversal of 23197077 is 77079132.
It is not a de Polignac number, because 23197077 - 28 = 23196821 is a prime.
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23197037) 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, 5268 + ... + 8610.
It is an arithmetic number, because the mean of its divisors is an integer number (2156880).
Almost surely, 223197077 is an apocalyptic number.
23197077 is a gapful number since it is divisible by the number (27) formed by its first and last digit.
It is an amenable number.
23197077 is a deficient number, since it is larger than the sum of its proper divisors (11313003).
23197077 is a wasteful number, since it uses less digits than its factorization.
23197077 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3609 (or 3603 counting only the distinct ones).
The product of its (nonzero) digits is 18522, while the sum is 36.
The square root of 23197077 is about 4816.3343945370. The cubic root of 23197077 is about 285.1966509825.
The spelling of 23197077 in words is "twenty-three million, one hundred ninety-seven thousand, seventy-seven".
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