Base | Representation |
---|---|
bin | 101100011001… |
… | …1010101111110 |
3 | 1121210200202020 |
4 | 1120303111332 |
5 | 21424411344 |
6 | 2150541010 |
7 | 401603505 |
oct | 130632576 |
9 | 47720666 |
10 | 23278974 |
11 | 1215a924 |
12 | 7967766 |
13 | 4a90a54 |
14 | 313d83c |
15 | 209c719 |
hex | 163357e |
23278974 has 8 divisors (see below), whose sum is σ = 46557960. Its totient is φ = 7759656.
The previous prime is 23278963. The next prime is 23278987. The reversal of 23278974 is 47987232.
It is a sphenic number, since it is the product of 3 distinct primes.
23278974 is an admirable number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1939909 + ... + 1939920.
It is an arithmetic number, because the mean of its divisors is an integer number (5819745).
Almost surely, 223278974 is an apocalyptic number.
23278974 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23278974 is a wasteful number, since it uses less digits than its factorization.
23278974 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3879834.
The product of its digits is 169344, while the sum is 42.
The square root of 23278974 is about 4824.8289088837. The cubic root of 23278974 is about 285.5318845553.
The spelling of 23278974 in words is "twenty-three million, two hundred seventy-eight thousand, nine hundred seventy-four".
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