Base | Representation |
---|---|
bin | 101100100101… |
… | …1100100110101 |
3 | 1121222201220100 |
4 | 1121023210311 |
5 | 21441100404 |
6 | 2153024313 |
7 | 402466050 |
oct | 131134465 |
9 | 47881810 |
10 | 23378229 |
11 | 12218456 |
12 | 79b5099 |
13 | 4ac6c94 |
14 | 3167a97 |
15 | 20bbd39 |
hex | 164b935 |
23378229 has 12 divisors (see below), whose sum is σ = 38592736. Its totient is φ = 13358952.
The previous prime is 23378221. The next prime is 23378237. The reversal of 23378229 is 92287332.
It is an interprime number because it is at equal distance from previous prime (23378221) and next prime (23378237).
It is not a de Polignac number, because 23378229 - 23 = 23378221 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 23378193 and 23378202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23378221) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 185479 + ... + 185604.
Almost surely, 223378229 is an apocalyptic number.
It is an amenable number.
23378229 is a deficient number, since it is larger than the sum of its proper divisors (15214507).
23378229 is a wasteful number, since it uses less digits than its factorization.
23378229 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 371096 (or 371093 counting only the distinct ones).
The product of its digits is 36288, while the sum is 36.
The square root of 23378229 is about 4835.1038251521. The cubic root of 23378229 is about 285.9371183906.
The spelling of 23378229 in words is "twenty-three million, three hundred seventy-eight thousand, two hundred twenty-nine".
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