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10525161 = 33508387
BaseRepresentation
bin101000001001…
…100111101001
3201210201210210
4220021213221
510143301121
61013331333
7155314413
oct50114751
921721723
1010525161
115a39789
123636b49
13224690a
14157d9b3
15dcd876
hexa099e9

10525161 has 4 divisors (see below), whose sum is σ = 14033552. Its totient is φ = 7016772.

The previous prime is 10525121. The next prime is 10525181. The reversal of 10525161 is 16152501.

10525161 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, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 16152501 = 35384167.

It is not a de Polignac number, because 10525161 - 211 = 10523113 is a prime.

It is a super-2 number, since 2×105251612 = 221558028151842, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10525121) 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, 1754191 + ... + 1754196.

It is an arithmetic number, because the mean of its divisors is an integer number (3508388).

Almost surely, 210525161 is an apocalyptic number.

It is an amenable number.

10525161 is a deficient number, since it is larger than the sum of its proper divisors (3508391).

10525161 is an equidigital number, since it uses as much as digits as its factorization.

10525161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3508390.

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 10525161 is about 3244.2504527240. The cubic root of 10525161 is about 219.1507271214.

Adding to 10525161 its reverse (16152501), we get a palindrome (26677662).

The spelling of 10525161 in words is "ten million, five hundred twenty-five thousand, one hundred sixty-one".

Divisors: 1 3 3508387 10525161