Base | Representation |
---|---|
bin | 101100101000… |
… | …1101101000010 |
3 | 1122001000100000 |
4 | 1121101231002 |
5 | 21442401310 |
6 | 2153340430 |
7 | 402632166 |
oct | 131215502 |
9 | 48030300 |
10 | 23403330 |
11 | 122352a5 |
12 | 7a07716 |
13 | 4b05532 |
14 | 3172ca6 |
15 | 20c44c0 |
hex | 1651b42 |
23403330 has 48 divisors (see below), whose sum is σ = 63108864. Its totient is φ = 6240240.
The previous prime is 23403329. The next prime is 23403343. The reversal of 23403330 is 3330432.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2386 + ... + 7245.
It is an arithmetic number, because the mean of its divisors is an integer number (1314768).
Almost surely, 223403330 is an apocalyptic number.
23403330 is an abundant number, since it is smaller than the sum of its proper divisors (39705534).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23403330 is an equidigital number, since it uses as much as digits as its factorization.
23403330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9653 (or 9641 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 18.
The square root of 23403330 is about 4837.6988331230. The cubic root of 23403330 is about 286.0394178477.
Adding to 23403330 its reverse (3330432), we get a palindrome (26733762).
The spelling of 23403330 in words is "twenty-three million, four hundred three thousand, three hundred thirty".
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