Base | Representation |
---|---|
bin | 101100100110… |
… | …0110001101001 |
3 | 1121222222122102 |
4 | 1121030301221 |
5 | 21441230040 |
6 | 2153103145 |
7 | 402516302 |
oct | 131146151 |
9 | 47888572 |
10 | 23383145 |
11 | 12221115 |
12 | 79b7ab5 |
13 | 4ac92a6 |
14 | 31697a9 |
15 | 20bd515 |
hex | 164cc69 |
23383145 has 16 divisors (see below), whose sum is σ = 29127168. Its totient is φ = 18001920.
The previous prime is 23383127. The next prime is 23383153. The reversal of 23383145 is 54138332.
It is a de Polignac number, because none of the positive numbers 2k-23383145 is a prime.
It is a Duffinian 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, 39542 + ... + 40128.
It is an arithmetic number, because the mean of its divisors is an integer number (1820448).
Almost surely, 223383145 is an apocalyptic number.
It is an amenable number.
23383145 is a deficient number, since it is larger than the sum of its proper divisors (5744023).
23383145 is a wasteful number, since it uses less digits than its factorization.
23383145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 880.
The product of its digits is 8640, while the sum is 29.
The square root of 23383145 is about 4835.6121639354. The cubic root of 23383145 is about 285.9571593777.
The spelling of 23383145 in words is "twenty-three million, three hundred eighty-three thousand, one hundred forty-five".
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