Base | Representation |
---|---|
bin | 100100000110… |
… | …0010111111100 |
3 | 1022121111021212 |
4 | 1020030113330 |
5 | 14321100202 |
6 | 1513343552 |
7 | 316601036 |
oct | 110142774 |
9 | 38544255 |
10 | 18925052 |
11 | a756743 |
12 | 6407bb8 |
13 | 3bc8073 |
14 | 2728c56 |
15 | 19dc652 |
hex | 120c5fc |
18925052 has 12 divisors (see below), whose sum is σ = 34261080. Its totient is φ = 9136176.
The previous prime is 18925037. The next prime is 18925087. The reversal of 18925052 is 25052981.
It is an alternating number because its digits alternate between odd and even.
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, 81458 + ... + 81689.
It is an arithmetic number, because the mean of its divisors is an integer number (2855090).
Almost surely, 218925052 is an apocalyptic number.
It is an amenable number.
18925052 is a deficient number, since it is larger than the sum of its proper divisors (15336028).
18925052 is a wasteful number, since it uses less digits than its factorization.
18925052 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 163180 (or 163178 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 32.
The square root of 18925052 is about 4350.2933234438. The cubic root of 18925052 is about 266.4888404711.
The spelling of 18925052 in words is "eighteen million, nine hundred twenty-five thousand, fifty-two".
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