Base | Representation |
---|---|
bin | 100100010011… |
… | …0011111001100 |
3 | 1022210221000100 |
4 | 1020212133030 |
5 | 14333011022 |
6 | 1515531100 |
7 | 320524626 |
oct | 110463714 |
9 | 38727010 |
10 | 19032012 |
11 | a81a03a |
12 | 6459a90 |
13 | 3c3495c |
14 | 2755c16 |
15 | 1a0e1ac |
hex | 12267cc |
19032012 has 18 divisors (see below), whose sum is σ = 48108788. Its totient is φ = 6343992.
The previous prime is 19031963. The next prime is 19032029. The reversal of 19032012 is 21023091.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a plaindrome in base 16.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 264298 + ... + 264369.
Almost surely, 219032012 is an apocalyptic number.
19032012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
19032012 is an abundant number, since it is smaller than the sum of its proper divisors (29076776).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19032012 is a wasteful number, since it uses less digits than its factorization.
19032012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 528677 (or 528672 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 18.
The square root of 19032012 is about 4362.5694263817. The cubic root of 19032012 is about 266.9899419685.
The spelling of 19032012 in words is "nineteen million, thirty-two thousand, twelve".
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