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10372133 = 13775709
BaseRepresentation
bin100111100100…
…010000100101
3201111221220002
4213210100211
510123402013
61010151045
7154106312
oct47442045
921457802
1010372133
115944812
123582485
1321c2075
14153dd09
15d9d358
hex9e4425

10372133 has 4 divisors (see below), whose sum is σ = 10447980. Its totient is φ = 10296288.

The previous prime is 10372129. The next prime is 10372151. The reversal of 10372133 is 33127301.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33127301 = 57757413.

It can be written as a sum of positive squares in 2 ways, for example, as 7606564 + 2765569 = 2758^2 + 1663^2 .

It is a cyclic number.

It is not a de Polignac number, because 10372133 - 22 = 10372129 is a prime.

It is a super-2 number, since 2×103721332 = 215162285939378, 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 (10372183) 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, 37718 + ... + 37991.

It is an arithmetic number, because the mean of its divisors is an integer number (2611995).

Almost surely, 210372133 is an apocalyptic number.

It is an amenable number.

10372133 is a deficient number, since it is larger than the sum of its proper divisors (75847).

10372133 is an equidigital number, since it uses as much as digits as its factorization.

10372133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75846.

The product of its (nonzero) digits is 378, while the sum is 20.

The square root of 10372133 is about 3220.5796062200. The cubic root of 10372133 is about 218.0834416711.

Adding to 10372133 its reverse (33127301), we get a palindrome (43499434).

The spelling of 10372133 in words is "ten million, three hundred seventy-two thousand, one hundred thirty-three".

Divisors: 1 137 75709 10372133