Base | Representation |
---|---|
bin | 100100100111… |
… | …0100011110101 |
3 | 1100010021011111 |
4 | 1021032203311 |
5 | 14403234044 |
6 | 1523235021 |
7 | 322110310 |
oct | 111164365 |
9 | 40107144 |
10 | 19196149 |
11 | a921395 |
12 | 6518a71 |
13 | 3c9158b |
14 | 2799977 |
15 | 1a42b34 |
hex | 124e8f5 |
19196149 has 8 divisors (see below), whose sum is σ = 22071168. Its totient is φ = 16354320.
The previous prime is 19196129. The next prime is 19196167. The reversal of 19196149 is 94169191.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 19196149 - 211 = 19194101 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19196119) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 7042 + ... + 9379.
It is an arithmetic number, because the mean of its divisors is an integer number (2758896).
Almost surely, 219196149 is an apocalyptic number.
It is an amenable number.
19196149 is a deficient number, since it is larger than the sum of its proper divisors (2875019).
19196149 is a wasteful number, since it uses less digits than its factorization.
19196149 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16595.
The product of its digits is 17496, while the sum is 40.
The square root of 19196149 is about 4381.3410047610. The cubic root of 19196149 is about 267.7552761532.
The spelling of 19196149 in words is "nineteen million, one hundred ninety-six thousand, one hundred forty-nine".
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