Base | Representation |
---|---|
bin | 100100000010… |
… | …0110001011010 |
3 | 1022112220120121 |
4 | 1020010301122 |
5 | 14314101124 |
6 | 1512543454 |
7 | 316411204 |
oct | 110046132 |
9 | 38486517 |
10 | 18893914 |
11 | a735306 |
12 | 63b1b8a |
13 | 3bb6b40 |
14 | 271b774 |
15 | 19d32e4 |
hex | 1204c5a |
18893914 has 8 divisors (see below), whose sum is σ = 30520980. Its totient is φ = 8720256.
The previous prime is 18893887. The next prime is 18893947. The reversal of 18893914 is 41939881.
It can be written as a sum of positive squares in 2 ways, for example, as 18774889 + 119025 = 4333^2 + 345^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
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, 363319 + ... + 363370.
Almost surely, 218893914 is an apocalyptic number.
18893914 is a deficient number, since it is larger than the sum of its proper divisors (11627066).
18893914 is a wasteful number, since it uses less digits than its factorization.
18893914 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 726704.
The product of its digits is 62208, while the sum is 43.
The square root of 18893914 is about 4346.7130110004. The cubic root of 18893914 is about 266.3426060049.
The spelling of 18893914 in words is "eighteen million, eight hundred ninety-three thousand, nine hundred fourteen".
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