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10519057 = 11393089
BaseRepresentation
bin101000001000…
…001000010001
3201210102102201
4220020020101
510143102212
61013243201
7155260543
oct50101021
921712381
1010519057
115a3513a
123633501
132243bc3
14157b693
15dcbb57
hexa08211

10519057 has 4 divisors (see below), whose sum is σ = 10612260. Its totient is φ = 10425856.

The previous prime is 10519043. The next prime is 10519097. The reversal of 10519057 is 75091501.

10519057 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 5683456 + 4835601 = 2384^2 + 2199^2 .

It is a cyclic number.

It is not a de Polignac number, because 10519057 - 219 = 9994769 is a prime.

It is a super-2 number, since 2×105190572 = 221301120338498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10519037) 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, 46432 + ... + 46657.

It is an arithmetic number, because the mean of its divisors is an integer number (2653065).

Almost surely, 210519057 is an apocalyptic number.

It is an amenable number.

10519057 is a deficient number, since it is larger than the sum of its proper divisors (93203).

10519057 is an equidigital number, since it uses as much as digits as its factorization.

10519057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93202.

The product of its (nonzero) digits is 1575, while the sum is 28.

The square root of 10519057 is about 3243.3095751100. The cubic root of 10519057 is about 219.1083539068.

The spelling of 10519057 in words is "ten million, five hundred nineteen thousand, fifty-seven".

Divisors: 1 113 93089 10519057