Base | Representation |
---|---|
bin | 100101000011… |
… | …0101001010011 |
3 | 1100112221021212 |
4 | 1022012221103 |
5 | 14433112000 |
6 | 1532210335 |
7 | 324055130 |
oct | 112065123 |
9 | 40487255 |
10 | 19425875 |
11 | aa68a47 |
12 | 66099ab |
13 | 4042001 |
14 | 2819587 |
15 | 1a8ac35 |
hex | 1286a53 |
19425875 has 24 divisors (see below), whose sum is σ = 27894048. Its totient is φ = 13231200.
The previous prime is 19425839. The next prime is 19425893. The reversal of 19425875 is 57852491.
It is not a de Polignac number, because 19425875 - 210 = 19424851 is a prime.
Its product of digits (100800) is a multiple of the sum of its prime factors (320).
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 130301 + ... + 130449.
It is an arithmetic number, because the mean of its divisors is an integer number (1162252).
Almost surely, 219425875 is an apocalyptic number.
19425875 is a deficient number, since it is larger than the sum of its proper divisors (8468173).
19425875 is an frugal number, since it uses more digits than its factorization.
19425875 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 320 (or 161 counting only the distinct ones).
The product of its digits is 100800, while the sum is 41.
The square root of 19425875 is about 4407.4794384092. The cubic root of 19425875 is about 268.8191457200.
The spelling of 19425875 in words is "nineteen million, four hundred twenty-five thousand, eight hundred seventy-five".
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