Base | Representation |
---|---|
bin | 100100011001… |
… | …0000011111111 |
3 | 1022220100001022 |
4 | 1020302003333 |
5 | 14341020143 |
6 | 1520534355 |
7 | 321113066 |
oct | 110620377 |
9 | 38810038 |
10 | 19079423 |
11 | a851720 |
12 | 64813bb |
13 | 3c503cc |
14 | 27691dd |
15 | 1a1d268 |
hex | 12320ff |
19079423 has 16 divisors (see below), whose sum is σ = 22179744. Its totient is φ = 16220160.
The previous prime is 19079413. The next prime is 19079429. The reversal of 19079423 is 32497091.
It is a Cunningham number, because it is equal to 43682-1.
It is not a de Polignac number, because 19079423 - 214 = 19063039 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19079429) 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 15 ways as a sum of consecutive naturals, for example, 47861 + ... + 48257.
It is an arithmetic number, because the mean of its divisors is an integer number (1386234).
Almost surely, 219079423 is an apocalyptic number.
19079423 is a deficient number, since it is larger than the sum of its proper divisors (3100321).
19079423 is a wasteful number, since it uses less digits than its factorization.
19079423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 682.
The product of its (nonzero) digits is 13608, while the sum is 35.
The square root of 19079423 is about 4367.9998855311. Note that the first 3 decimals coincide. The cubic root of 19079423 is about 267.2114593359.
The spelling of 19079423 in words is "nineteen million, seventy-nine thousand, four hundred twenty-three".
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