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10532087 = 37284651
BaseRepresentation
bin101000001011…
…010011110111
3201211002022022
4220023103313
510144011322
61013423355
7155343536
oct50132367
921732268
1010532087
115a43a05
12363ab5b
132249b07
14158231d
15dd0942
hexa0b4f7

10532087 has 4 divisors (see below), whose sum is σ = 10816776. Its totient is φ = 10247400.

The previous prime is 10532083. The next prime is 10532111. The reversal of 10532087 is 78023501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 78023501 = 400119501.

It is a cyclic number.

It is not a de Polignac number, because 10532087 - 22 = 10532083 is a prime.

It is a super-2 number, since 2×105320872 = 221849713151138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10532083) 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, 142289 + ... + 142362.

It is an arithmetic number, because the mean of its divisors is an integer number (2704194).

Almost surely, 210532087 is an apocalyptic number.

10532087 is a deficient number, since it is larger than the sum of its proper divisors (284689).

10532087 is an equidigital number, since it uses as much as digits as its factorization.

10532087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284688.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 10532087 is about 3245.3177040160. The cubic root of 10532087 is about 219.1987867227.

Adding to 10532087 its reverse (78023501), we get a palindrome (88555588).

The spelling of 10532087 in words is "ten million, five hundred thirty-two thousand, eighty-seven".

Divisors: 1 37 284651 10532087