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232314221 = 1312816311
BaseRepresentation
bin11011101100011…
…01010101101101
3121012010210012102
431312031111231
5433433023341
635015144445
75520431636
oct1566152555
9535123172
10232314221
1110a154127
1265975125
133918c749
1422bd488d
15155ddc9b
hexdd8d56d

232314221 has 8 divisors (see below), whose sum is σ = 234957888. Its totient is φ = 229684000.

The previous prime is 232314179. The next prime is 232314223. The reversal of 232314221 is 122413232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 232314221 - 214 = 232297837 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 232314193 and 232314202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232314223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33656 + ... + 39966.

It is an arithmetic number, because the mean of its divisors is an integer number (29369736).

Almost surely, 2232314221 is an apocalyptic number.

It is an amenable number.

232314221 is a deficient number, since it is larger than the sum of its proper divisors (2643667).

232314221 is a wasteful number, since it uses less digits than its factorization.

232314221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6723.

The product of its digits is 576, while the sum is 20.

The square root of 232314221 is about 15241.8575311541. The cubic root of 232314221 is about 614.7406498937.

Adding to 232314221 its reverse (122413232), we get a palindrome (354727453).

The spelling of 232314221 in words is "two hundred thirty-two million, three hundred fourteen thousand, two hundred twenty-one".

Divisors: 1 131 281 6311 36811 826741 1773391 232314221