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202132133 = 728876019
BaseRepresentation
bin11000000110001…
…00101010100101
3112002100101011022
430003010222211
5403221212013
632020220525
75003044340
oct1403045245
9462311138
10202132133
11a4109955
125783a745
1332b52918
141cbb9457
1512b2b008
hexc0c4aa5

202132133 has 4 divisors (see below), whose sum is σ = 231008160. Its totient is φ = 173256108.

The previous prime is 202132111. The next prime is 202132157. The reversal of 202132133 is 331231202.

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.

It is a cyclic number.

It is not a de Polignac number, because 202132133 - 216 = 202066597 is a prime.

It is a super-2 number, since 2×2021321332 = 81714798382259378, 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 (202132103) 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, 14438003 + ... + 14438016.

It is an arithmetic number, because the mean of its divisors is an integer number (57752040).

Almost surely, 2202132133 is an apocalyptic number.

It is an amenable number.

202132133 is a deficient number, since it is larger than the sum of its proper divisors (28876027).

202132133 is an equidigital number, since it uses as much as digits as its factorization.

202132133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28876026.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 202132133 is about 14217.3180663584. The cubic root of 202132133 is about 586.8743378869.

Adding to 202132133 its reverse (331231202), we get a palindrome (533363335).

The spelling of 202132133 in words is "two hundred two million, one hundred thirty-two thousand, one hundred thirty-three".

Divisors: 1 7 28876019 202132133