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9042017 = 41220537
BaseRepresentation
bin100010011111…
…100001100001
3122000101022112
4202133201201
54303321032
6521445105
7136566365
oct42374141
918011275
109042017
115116446
123040795
131b4780a
1412b52a5
15bd91b2
hex89f861

9042017 has 4 divisors (see below), whose sum is σ = 9262596. Its totient is φ = 8821440.

The previous prime is 9041993. The next prime is 9042029. The reversal of 9042017 is 7102409.

9042017 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5058001 + 3984016 = 2249^2 + 1996^2 .

It is a cyclic number.

It is not a de Polignac number, because 9042017 - 26 = 9041953 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9041983 and 9042001.

It is not an unprimeable number, because it can be changed into a prime (9042037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110228 + ... + 110309.

It is an arithmetic number, because the mean of its divisors is an integer number (2315649).

Almost surely, 29042017 is an apocalyptic number.

It is an amenable number.

9042017 is a deficient number, since it is larger than the sum of its proper divisors (220579).

9042017 is a wasteful number, since it uses less digits than its factorization.

9042017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220578.

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 9042017 is about 3006.9946790774. The cubic root of 9042017 is about 208.3315794341.

The spelling of 9042017 in words is "nine million, forty-two thousand, seventeen".

Divisors: 1 41 220537 9042017