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10552645 = 52110529
BaseRepresentation
bin101000010000…
…010101000101
3201212010111201
4220100111011
510200141040
61014102501
7155460505
oct50202505
921763451
1010552645
115a583a4
12364aa31
13225628c
141589a05
15dd6a9a
hexa10545

10552645 has 4 divisors (see below), whose sum is σ = 12663180. Its totient is φ = 8442112.

The previous prime is 10552603. The next prime is 10552649. The reversal of 10552645 is 54625501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54625501 = 77803643.

It can be written as a sum of positive squares in 2 ways, for example, as 3407716 + 7144929 = 1846^2 + 2673^2 .

It is a cyclic number.

It is not a de Polignac number, because 10552645 - 29 = 10552133 is a prime.

It is a super-2 number, since 2×105526452 = 222716632992050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10552649) 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, 1055260 + ... + 1055269.

It is an arithmetic number, because the mean of its divisors is an integer number (3165795).

Almost surely, 210552645 is an apocalyptic number.

It is an amenable number.

10552645 is a deficient number, since it is larger than the sum of its proper divisors (2110535).

10552645 is an equidigital number, since it uses as much as digits as its factorization.

10552645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2110534.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 10552645 is about 3248.4834923392. The cubic root of 10552645 is about 219.3413149741.

The spelling of 10552645 in words is "ten million, five hundred fifty-two thousand, six hundred forty-five".

Divisors: 1 5 2110529 10552645