Base | Representation |
---|---|
bin | 101100101000… |
… | …1110100110110 |
3 | 1122001001000112 |
4 | 1121101310312 |
5 | 21442410310 |
6 | 2153343022 |
7 | 402633512 |
oct | 131216466 |
9 | 48031015 |
10 | 23403830 |
11 | 1223570a |
12 | 7a07a72 |
13 | 4b05828 |
14 | 3173142 |
15 | 20c4705 |
hex | 1651d36 |
23403830 has 8 divisors (see below), whose sum is σ = 42126912. Its totient is φ = 9361528.
The previous prime is 23403827. The next prime is 23403851. The reversal of 23403830 is 3830432.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 23403796 and 23403805.
It is a congruent number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 1170182 + ... + 1170201.
It is an arithmetic number, because the mean of its divisors is an integer number (5265864).
Almost surely, 223403830 is an apocalyptic number.
23403830 is a deficient number, since it is larger than the sum of its proper divisors (18723082).
23403830 is a wasteful number, since it uses less digits than its factorization.
23403830 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2340390.
The product of its (nonzero) digits is 1728, while the sum is 23.
The square root of 23403830 is about 4837.7505103095. The cubic root of 23403830 is about 286.0414548611.
The spelling of 23403830 in words is "twenty-three million, four hundred three thousand, eight hundred thirty".
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