Base | Representation |
---|---|
bin | 11110100101110011100100 |
3 | 120002102020101 |
4 | 132211303210 |
5 | 4023103142 |
6 | 443513444 |
7 | 125106340 |
oct | 36456344 |
9 | 16072211 |
10 | 8019172 |
11 | 4587a17 |
12 | 2828884 |
13 | 187a095 |
14 | 10ca620 |
15 | a860b7 |
hex | 7a5ce4 |
8019172 has 36 divisors (see below), whose sum is σ = 17054464. Its totient is φ = 3231360.
The previous prime is 8019169. The next prime is 8019181. The reversal of 8019172 is 2719108.
8019172 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a self number, because there is not a number n which added to its sum of digits gives 8019172.
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 11 ways as a sum of consecutive naturals, for example, 7597 + ... + 8587.
Almost surely, 28019172 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 8019172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8527232).
8019172 is an abundant number, since it is smaller than the sum of its proper divisors (9035292).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8019172 is a wasteful number, since it uses less digits than its factorization.
8019172 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1036 (or 1017 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 28.
The square root of 8019172 is about 2831.8142594457. The cubic root of 8019172 is about 200.1596392094.
The spelling of 8019172 in words is "eight million, nineteen thousand, one hundred seventy-two".
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