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10885057 = 22947533
BaseRepresentation
bin101001100001…
…011111000001
3202111000111021
4221201133001
510241310212
61025145441
7161343601
oct51413701
922430437
1010885057
116165117
12378b281
132341681
141634c01
15e50307
hexa617c1

10885057 has 4 divisors (see below), whose sum is σ = 10932820. Its totient is φ = 10837296.

The previous prime is 10885051. The next prime is 10885079. The reversal of 10885057 is 75058801.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 75058801 = 269279029.

It can be written as a sum of positive squares in 2 ways, for example, as 10653696 + 231361 = 3264^2 + 481^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10885057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10885051) 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, 23538 + ... + 23995.

It is an arithmetic number, because the mean of its divisors is an integer number (2733205).

Almost surely, 210885057 is an apocalyptic number.

It is an amenable number.

10885057 is a deficient number, since it is larger than the sum of its proper divisors (47763).

10885057 is an equidigital number, since it uses as much as digits as its factorization.

10885057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47762.

The product of its (nonzero) digits is 11200, while the sum is 34.

The square root of 10885057 is about 3299.2509756004. The cubic root of 10885057 is about 221.6206558984.

The spelling of 10885057 in words is "ten million, eight hundred eighty-five thousand, fifty-seven".

Divisors: 1 229 47533 10885057