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133202341 = 533324977
BaseRepresentation
bin1111111000010…
…00000110100101
3100021122101021001
413330020012211
5233044433331
621114553301
73205126006
oct774100645
9307571231
10133202341
1169209988
1238738831
132179a26c
14139951ad
15ba62561
hex7f081a5

133202341 has 4 divisors (see below), whose sum is σ = 133232652. Its totient is φ = 133172032.

The previous prime is 133202339. The next prime is 133202351. The reversal of 133202341 is 143202331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 143202331 = 599239069.

It can be written as a sum of positive squares in 2 ways, for example, as 71893441 + 61308900 = 8479^2 + 7830^2 .

It is a cyclic number.

It is not a de Polignac number, because 133202341 - 21 = 133202339 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133202351) 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, 7156 + ... + 17821.

It is an arithmetic number, because the mean of its divisors is an integer number (33308163).

Almost surely, 2133202341 is an apocalyptic number.

It is an amenable number.

133202341 is a deficient number, since it is larger than the sum of its proper divisors (30311).

133202341 is an equidigital number, since it uses as much as digits as its factorization.

133202341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30310.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 133202341 is about 11541.3318555529. The cubic root of 133202341 is about 510.7055990102.

Adding to 133202341 its reverse (143202331), we get a palindrome (276404672).

The spelling of 133202341 in words is "one hundred thirty-three million, two hundred two thousand, three hundred forty-one".

Divisors: 1 5333 24977 133202341