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9007057 = 9119887
BaseRepresentation
bin100010010110…
…111111010001
3121221121100201
4202112333101
54301211212
6521015201
7136362433
oct42267721
917847321
109007057
1150a2154
123024501
131b34927
1412a6653
15bcdb57
hex896fd1

9007057 has 4 divisors (see below), whose sum is σ = 9017856. Its totient is φ = 8996260.

The previous prime is 9007051. The next prime is 9007087. The reversal of 9007057 is 7507009.

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: 7507009 = 70110709.

It is a cyclic number.

It is not a de Polignac number, because 9007057 - 23 = 9007049 is a prime.

It is a super-2 number, since 2×90070572 = 162254151602498, which contains 22 as substring.

It is a Duffinian number.

9007057 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9007051) 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, 4033 + ... + 5854.

It is an arithmetic number, because the mean of its divisors is an integer number (2254464).

Almost surely, 29007057 is an apocalyptic number.

It is an amenable number.

9007057 is a deficient number, since it is larger than the sum of its proper divisors (10799).

9007057 is an equidigital number, since it uses as much as digits as its factorization.

9007057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10798.

The product of its (nonzero) digits is 2205, while the sum is 28.

The square root of 9007057 is about 3001.1759361957. The cubic root of 9007057 is about 208.0627353293.

The spelling of 9007057 in words is "nine million, seven thousand, fifty-seven".

Divisors: 1 911 9887 9007057