Base | Representation |
---|---|
bin | 100100100011… |
… | …1111101011000 |
3 | 1100001220002010 |
4 | 1021013331120 |
5 | 14401402422 |
6 | 1522505520 |
7 | 321635424 |
oct | 111077530 |
9 | 40056063 |
10 | 19169112 |
11 | a903046 |
12 | 65052a0 |
13 | 3c82191 |
14 | 278db84 |
15 | 1a39b0c |
hex | 1247f58 |
19169112 has 16 divisors (see below), whose sum is σ = 47922840. Its totient is φ = 6389696.
The previous prime is 19169089. The next prime is 19169141. The reversal of 19169112 is 21196191.
It is a self number, because there is not a number n which added to its sum of digits gives 19169112.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 399333 + ... + 399380.
Almost surely, 219169112 is an apocalyptic number.
19169112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
19169112 is an abundant number, since it is smaller than the sum of its proper divisors (28753728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19169112 is a wasteful number, since it uses less digits than its factorization.
19169112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 798722 (or 798718 counting only the distinct ones).
The product of its digits is 972, while the sum is 30.
The square root of 19169112 is about 4378.2544466945. The cubic root of 19169112 is about 267.6295095942.
The spelling of 19169112 in words is "nineteen million, one hundred sixty-nine thousand, one hundred twelve".
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