Base | Representation |
---|---|
bin | 101100001111… |
… | …1101010011001 |
3 | 1121122121011120 |
4 | 1120133222121 |
5 | 21414321421 |
6 | 2145115453 |
7 | 401116464 |
oct | 130375231 |
9 | 47577146 |
10 | 23198361 |
11 | 121052aa |
12 | 7928b89 |
13 | 4a63154 |
14 | 311c2db |
15 | 20838c6 |
hex | 161fa99 |
23198361 has 16 divisors (see below), whose sum is σ = 31753920. Its totient is φ = 15059520.
The previous prime is 23198341. The next prime is 23198389. The reversal of 23198361 is 16389132.
It is not a de Polignac number, because 23198361 - 27 = 23198233 is a prime.
It is not an unprimeable number, because it can be changed into a prime (23198311) 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, 19366 + ... + 20528.
It is an arithmetic number, because the mean of its divisors is an integer number (1984620).
Almost surely, 223198361 is an apocalyptic number.
It is an amenable number.
23198361 is a deficient number, since it is larger than the sum of its proper divisors (8555559).
23198361 is a wasteful number, since it uses less digits than its factorization.
23198361 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1336.
The product of its digits is 7776, while the sum is 33.
The square root of 23198361 is about 4816.4676890850. The cubic root of 23198361 is about 285.2019129349.
The spelling of 23198361 in words is "twenty-three million, one hundred ninety-eight thousand, three hundred sixty-one".
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