Base | Representation |
---|---|
bin | 100101000011… |
… | …1010101000011 |
3 | 1100120002010120 |
4 | 1022013111003 |
5 | 14433204200 |
6 | 1532231323 |
7 | 324066240 |
oct | 112072503 |
9 | 40502116 |
10 | 19428675 |
11 | aa70062 |
12 | 660b543 |
13 | 4043376 |
14 | 281a5c7 |
15 | 1a8b9a0 |
hex | 1287543 |
19428675 has 48 divisors (see below), whose sum is σ = 38330880. Its totient is φ = 8490240.
The previous prime is 19428667. The next prime is 19428691. The reversal of 19428675 is 57682491.
It is not a de Polignac number, because 19428675 - 23 = 19428667 is a prime.
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 47 ways as a sum of consecutive naturals, for example, 11271 + ... + 12879.
It is an arithmetic number, because the mean of its divisors is an integer number (798560).
Almost surely, 219428675 is an apocalyptic number.
19428675 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
19428675 is a deficient number, since it is larger than the sum of its proper divisors (18902205).
19428675 is a wasteful number, since it uses less digits than its factorization.
19428675 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1652 (or 1647 counting only the distinct ones).
The product of its digits is 120960, while the sum is 42.
The square root of 19428675 is about 4407.7970688315. The cubic root of 19428675 is about 268.8320607530.
The spelling of 19428675 in words is "nineteen million, four hundred twenty-eight thousand, six hundred seventy-five".
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