Base | Representation |
---|---|
bin | 1111111001100101011001 |
3 | 21211202110022 |
4 | 33321211121 |
5 | 2031334100 |
6 | 225200225 |
7 | 50266451 |
oct | 17714531 |
9 | 7752408 |
10 | 4168025 |
11 | 2397554 |
12 | 1490075 |
13 | b2c1b4 |
14 | 7a6d61 |
15 | 574e85 |
hex | 3f9959 |
4168025 has 12 divisors (see below), whose sum is σ = 5347500. Its totient is φ = 3218880.
The previous prime is 4168001. The next prime is 4168057. The reversal of 4168025 is 5208614.
It can be written as a sum of positive squares in 6 ways, for example, as 811801 + 3356224 = 901^2 + 1832^2 .
It is a de Polignac number, because none of the positive numbers 2k-4168025 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 4167985 and 4168003.
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, 2150 + ... + 3599.
It is an arithmetic number, because the mean of its divisors is an integer number (445625).
Almost surely, 24168025 is an apocalyptic number.
It is an amenable number.
4168025 is a deficient number, since it is larger than the sum of its proper divisors (1179475).
4168025 is a wasteful number, since it uses less digits than its factorization.
4168025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5788 (or 5783 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 26.
The square root of 4168025 is about 2041.5741475636. The cubic root of 4168025 is about 160.9323816200.
The spelling of 4168025 in words is "four million, one hundred sixty-eight thousand, twenty-five".
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