Base | Representation |
---|---|
bin | 101100101011… |
… | …0100111100100 |
3 | 1122002000221120 |
4 | 1121112213210 |
5 | 21444022320 |
6 | 2154013540 |
7 | 403044654 |
oct | 131264744 |
9 | 48060846 |
10 | 23423460 |
11 | 12249435 |
12 | 7a172b0 |
13 | 4b11748 |
14 | 317a364 |
15 | 20ca440 |
hex | 16569e4 |
23423460 has 24 divisors (see below), whose sum is σ = 65585856. Its totient is φ = 6246240.
The previous prime is 23423443. The next prime is 23423461. The reversal of 23423460 is 6432432.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 23423460.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23423461) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 195136 + ... + 195255.
It is an arithmetic number, because the mean of its divisors is an integer number (2732744).
Almost surely, 223423460 is an apocalyptic number.
23423460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23423460 is an abundant number, since it is smaller than the sum of its proper divisors (42162396).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23423460 is a wasteful number, since it uses less digits than its factorization.
23423460 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 390403 (or 390401 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 24.
The square root of 23423460 is about 4839.7789205706. The cubic root of 23423460 is about 286.1214050890.
Adding to 23423460 its reverse (6432432), we get a palindrome (29855892).
The spelling of 23423460 in words is "twenty-three million, four hundred twenty-three thousand, four hundred sixty".
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