Base | Representation |
---|---|
bin | 101101101111… |
… | …1111101111101 |
3 | 1200010121200001 |
4 | 1123133331331 |
5 | 22120023140 |
6 | 2214034301 |
7 | 410610106 |
oct | 133377575 |
9 | 50117601 |
10 | 23986045 |
11 | 125a3086 |
12 | 8048991 |
13 | 4c7a835 |
14 | 32853ad |
15 | 218be9a |
hex | 16dff7d |
23986045 has 16 divisors (see below), whose sum is σ = 30476160. Its totient is φ = 18091584.
The previous prime is 23986021. The next prime is 23986049. The reversal of 23986045 is 54068932.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-23986045 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 23985995 and 23986013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23986049) 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, 4312 + ... + 8158.
It is an arithmetic number, because the mean of its divisors is an integer number (1904760).
Almost surely, 223986045 is an apocalyptic number.
It is an amenable number.
23986045 is a deficient number, since it is larger than the sum of its proper divisors (6490115).
23986045 is a wasteful number, since it uses less digits than its factorization.
23986045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3924.
The product of its (nonzero) digits is 51840, while the sum is 37.
The square root of 23986045 is about 4897.5550022435. Note that the first 3 decimals coincide. The cubic root of 23986045 is about 288.3939960200.
The spelling of 23986045 in words is "twenty-three million, nine hundred eighty-six thousand, forty-five".
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