Base | Representation |
---|---|
bin | 100100101110… |
… | …1101011100101 |
3 | 1100020102010102 |
4 | 1021131223211 |
5 | 14412224320 |
6 | 1524433445 |
7 | 322456010 |
oct | 111355345 |
9 | 40212112 |
10 | 19258085 |
11 | a963980 |
12 | 6548885 |
13 | 3cb3822 |
14 | 27b4377 |
15 | 1a56175 |
hex | 125dae5 |
19258085 has 16 divisors (see below), whose sum is σ = 28812672. Its totient is φ = 12004800.
The previous prime is 19258079. The next prime is 19258097. The reversal of 19258085 is 58085291.
It is not a de Polignac number, because 19258085 - 26 = 19258021 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24626 + ... + 25395.
It is an arithmetic number, because the mean of its divisors is an integer number (1800792).
Almost surely, 219258085 is an apocalyptic number.
It is an amenable number.
19258085 is a deficient number, since it is larger than the sum of its proper divisors (9554587).
19258085 is a wasteful number, since it uses less digits than its factorization.
19258085 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50044.
The product of its (nonzero) digits is 28800, while the sum is 38.
The square root of 19258085 is about 4388.4034682331. The cubic root of 19258085 is about 268.0429360555.
The spelling of 19258085 in words is "nineteen million, two hundred fifty-eight thousand, eighty-five".
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