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1232202241 = 8913844969
BaseRepresentation
bin100100101110001…
…1110101000000001
310011212121100201001
41021130132220001
510010420432431
6322134212001
742351355234
oct11134365001
93155540631
101232202241
11582600866
122a47b4001
1316838a96a
14b991341b
157329be61
hex4971ea01

1232202241 has 4 divisors (see below), whose sum is σ = 1246047300. Its totient is φ = 1218357184.

The previous prime is 1232202227. The next prime is 1232202271. The reversal of 1232202241 is 1422022321.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 360240400 + 871961841 = 18980^2 + 29529^2 .

It is a cyclic number.

It is not a de Polignac number, because 1232202241 - 213 = 1232194049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1232202221) 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, 6922396 + ... + 6922573.

It is an arithmetic number, because the mean of its divisors is an integer number (311511825).

Almost surely, 21232202241 is an apocalyptic number.

It is an amenable number.

1232202241 is a deficient number, since it is larger than the sum of its proper divisors (13845059).

1232202241 is an equidigital number, since it uses as much as digits as its factorization.

1232202241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13845058.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1232202241 is about 35102.7383689649. The cubic root of 1232202241 is about 1072.0803388150.

Adding to 1232202241 its reverse (1422022321), we get a palindrome (2654224562).

The spelling of 1232202241 in words is "one billion, two hundred thirty-two million, two hundred two thousand, two hundred forty-one".

Divisors: 1 89 13844969 1232202241