Base | Representation |
---|---|
bin | 100110011110… |
… | …1010011001010 |
3 | 1101221221120011 |
4 | 1030331103022 |
5 | 20131032101 |
6 | 2000222134 |
7 | 333322255 |
oct | 114752312 |
9 | 41857504 |
10 | 20174026 |
11 | 1042a054 |
12 | 690a94a |
13 | 42446c2 |
14 | 297209c |
15 | 1b87751 |
hex | 133d4ca |
20174026 has 8 divisors (see below), whose sum is σ = 30832164. Its totient is φ = 9896640.
The previous prime is 20174017. The next prime is 20174027. The reversal of 20174026 is 62047102.
It can be written as a sum of positive squares in 2 ways, for example, as 15992001 + 4182025 = 3999^2 + 2045^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a zygodrome in base 7.
It is a junction number, because it is equal to n+sod(n) for n = 20173988 and 20174006.
It is not an unprimeable number, because it can be changed into a prime (20174027) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 95055 + ... + 95266.
Almost surely, 220174026 is an apocalyptic number.
20174026 is a deficient number, since it is larger than the sum of its proper divisors (10658138).
20174026 is a wasteful number, since it uses less digits than its factorization.
20174026 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 190376.
The product of its (nonzero) digits is 672, while the sum is 22.
The square root of 20174026 is about 4491.5505117943. The cubic root of 20174026 is about 272.2267878606.
The spelling of 20174026 in words is "twenty million, one hundred seventy-four thousand, twenty-six".
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