Base | Representation |
---|---|
bin | 100101000011… |
… | …0011101000101 |
3 | 1100112220012220 |
4 | 1022012131011 |
5 | 14433100333 |
6 | 1532202553 |
7 | 324052632 |
oct | 112063505 |
9 | 40486186 |
10 | 19425093 |
11 | aa683a6 |
12 | 6609459 |
13 | 404184c |
14 | 2819189 |
15 | 1a8a8b3 |
hex | 1286745 |
19425093 has 16 divisors (see below), whose sum is σ = 26345856. Its totient is φ = 12729600.
The previous prime is 19425089. The next prime is 19425113. The reversal of 19425093 is 39052491.
It is not a de Polignac number, because 19425093 - 22 = 19425089 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19425013) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61905 + ... + 62217.
It is an arithmetic number, because the mean of its divisors is an integer number (1646616).
Almost surely, 219425093 is an apocalyptic number.
It is an amenable number.
19425093 is a deficient number, since it is larger than the sum of its proper divisors (6920763).
19425093 is a wasteful number, since it uses less digits than its factorization.
19425093 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 604.
The product of its (nonzero) digits is 9720, while the sum is 33.
The square root of 19425093 is about 4407.3907246805. The cubic root of 19425093 is about 268.8155385141.
The spelling of 19425093 in words is "nineteen million, four hundred twenty-five thousand, ninety-three".
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