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232224401 = 820928289
BaseRepresentation
bin11011101011101…
…11011010010001
3121011222012222202
431311313122101
5433422140101
635013212545
75516606033
oct1565673221
9534865882
10232224401
1110a0a26a2
1265931155
133915a8b6
1422badc53
15155c236b
hexdd77691

232224401 has 4 divisors (see below), whose sum is σ = 232260900. Its totient is φ = 232187904.

The previous prime is 232224383. The next prime is 232224449. The reversal of 232224401 is 104422232.

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 119333776 + 112890625 = 10924^2 + 10625^2 .

It is a cyclic number.

It is not a de Polignac number, because 232224401 - 26 = 232224337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (232224001) 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 3 ways as a sum of consecutive naturals, for example, 5936 + ... + 22353.

It is an arithmetic number, because the mean of its divisors is an integer number (58065225).

Almost surely, 2232224401 is an apocalyptic number.

It is an amenable number.

232224401 is a deficient number, since it is larger than the sum of its proper divisors (36499).

232224401 is an equidigital number, since it uses as much as digits as its factorization.

232224401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36498.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 232224401 is about 15238.9107550376. The cubic root of 232224401 is about 614.6614136442.

Adding to 232224401 its reverse (104422232), we get a palindrome (336646633).

The spelling of 232224401 in words is "two hundred thirty-two million, two hundred twenty-four thousand, four hundred one".

Divisors: 1 8209 28289 232224401