Base | Representation |
---|---|
bin | 100100011101… |
… | …1010000011100 |
3 | 1022222020201011 |
4 | 1020323100130 |
5 | 14343221314 |
6 | 1521425004 |
7 | 321330640 |
oct | 110732034 |
9 | 38866634 |
10 | 19117084 |
11 | a877a48 |
12 | 649b164 |
13 | 3c645ac |
14 | 2778c20 |
15 | 1a294c4 |
hex | 123b41c |
19117084 has 24 divisors (see below), whose sum is σ = 38406368. Its totient is φ = 8156160.
The previous prime is 19117079. The next prime is 19117093. The reversal of 19117084 is 48071191.
It is a congruent number.
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 7 ways as a sum of consecutive naturals, for example, 5332 + ... + 8164.
Almost surely, 219117084 is an apocalyptic number.
19117084 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
19117084 is an abundant number, since it is smaller than the sum of its proper divisors (19289284).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19117084 is a wasteful number, since it uses less digits than its factorization.
19117084 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3085 (or 3083 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 31.
The square root of 19117084 is about 4372.3087722621. The cubic root of 19117084 is about 267.3871606064.
The spelling of 19117084 in words is "nineteen million, one hundred seventeen thousand, eighty-four".
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