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10576385 = 52115277
BaseRepresentation
bin101000010110…
…001000000001
3201220100001222
4220112020001
510201421020
61014404425
7155616641
oct50261001
921810058
1010576385
115a74216
123660715
132264021
141594521
15dddb25
hexa16201

10576385 has 4 divisors (see below), whose sum is σ = 12691668. Its totient is φ = 8461104.

The previous prime is 10576381. The next prime is 10576393. The reversal of 10576385 is 58367501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 58367501 = 277210713.

It can be written as a sum of positive squares in 2 ways, for example, as 4739329 + 5837056 = 2177^2 + 2416^2 .

It is a cyclic number.

It is not a de Polignac number, because 10576385 - 22 = 10576381 is a prime.

It is a super-2 number, since 2×105763852 = 223719839336450, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10576381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1057634 + ... + 1057643.

It is an arithmetic number, because the mean of its divisors is an integer number (3172917).

Almost surely, 210576385 is an apocalyptic number.

It is an amenable number.

10576385 is a deficient number, since it is larger than the sum of its proper divisors (2115283).

10576385 is an equidigital number, since it uses as much as digits as its factorization.

10576385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2115282.

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 10576385 is about 3252.1354522836. The cubic root of 10576385 is about 219.5056738588.

The spelling of 10576385 in words is "ten million, five hundred seventy-six thousand, three hundred eighty-five".

Divisors: 1 5 2115277 10576385