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9038113 = 71291159
BaseRepresentation
bin100010011110…
…100100100001
3122000011221221
4202132210201
54303204423
6521415041
7136552120
oct42364441
918004857
109038113
115113517
12303a481
131b45ac6
1412b3ab7
15bd7e5d
hex89e921

9038113 has 4 divisors (see below), whose sum is σ = 10329280. Its totient is φ = 7746948.

The previous prime is 9038077. The next prime is 9038123. The reversal of 9038113 is 3118309.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3118309 = 4766347.

It is a cyclic number.

It is not a de Polignac number, because 9038113 - 29 = 9037601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9038123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 645573 + ... + 645586.

It is an arithmetic number, because the mean of its divisors is an integer number (2582320).

Almost surely, 29038113 is an apocalyptic number.

It is an amenable number.

9038113 is a deficient number, since it is larger than the sum of its proper divisors (1291167).

9038113 is a wasteful number, since it uses less digits than its factorization.

9038113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1291166.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 9038113 is about 3006.3454558650. The cubic root of 9038113 is about 208.3015918930.

The spelling of 9038113 in words is "nine million, thirty-eight thousand, one hundred thirteen".

Divisors: 1 7 1291159 9038113