Base | Representation |
---|---|
bin | 11110100101110101111101 |
3 | 120002102110001 |
4 | 132211311331 |
5 | 4023104300 |
6 | 443514301 |
7 | 125106646 |
oct | 36456575 |
9 | 16072401 |
10 | 8019325 |
11 | 4588046 |
12 | 2828991 |
13 | 187a182 |
14 | 10ca6cd |
15 | a8616a |
hex | 7a5d7d |
8019325 has 12 divisors (see below), whose sum is σ = 10529460. Its totient is φ = 6037760.
The previous prime is 8019307. The next prime is 8019337. The reversal of 8019325 is 5239108.
It can be written as a sum of positive squares in 6 ways, for example, as 820836 + 7198489 = 906^2 + 2683^2 .
It is not a de Polignac number, because 8019325 - 25 = 8019293 is a prime.
8019325 is a lucky number.
It is a junction number, because it is equal to n+sod(n) for n = 8019293 and 8019302.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9010 + ... + 9859.
It is an arithmetic number, because the mean of its divisors is an integer number (877455).
Almost surely, 28019325 is an apocalyptic number.
8019325 is a gapful number since it is divisible by the number (85) formed by its first and last digit.
It is an amenable number.
8019325 is a deficient number, since it is larger than the sum of its proper divisors (2510135).
8019325 is a wasteful number, since it uses less digits than its factorization.
8019325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18896 (or 18891 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 28.
The square root of 8019325 is about 2831.8412738005. The cubic root of 8019325 is about 200.1609121683.
The spelling of 8019325 in words is "eight million, nineteen thousand, three hundred twenty-five".
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