Base | Representation |
---|---|
bin | 101100010101… |
… | …0000010101001 |
3 | 1121201202111002 |
4 | 1120222002221 |
5 | 21422201443 |
6 | 2150044345 |
7 | 401354435 |
oct | 130520251 |
9 | 47652432 |
10 | 23240873 |
11 | 12134237 |
12 | 79496b5 |
13 | 4a795c6 |
14 | 312d9c5 |
15 | 20912b8 |
hex | 162a0a9 |
23240873 has 4 divisors (see below), whose sum is σ = 23424000. Its totient is φ = 23057748.
The previous prime is 23240869. The next prime is 23240881. The reversal of 23240873 is 37804232.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 23240873 - 22 = 23240869 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23240473) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91373 + ... + 91626.
It is an arithmetic number, because the mean of its divisors is an integer number (5856000).
Almost surely, 223240873 is an apocalyptic number.
It is an amenable number.
23240873 is a deficient number, since it is larger than the sum of its proper divisors (183127).
23240873 is a wasteful number, since it uses less digits than its factorization.
23240873 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 183126.
The product of its (nonzero) digits is 8064, while the sum is 29.
The square root of 23240873 is about 4820.8788617844. The cubic root of 23240873 is about 285.3760215717.
The spelling of 23240873 in words is "twenty-three million, two hundred forty thousand, eight hundred seventy-three".
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