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BaseRepresentation
bin11011111111010…
…00010111001001
3121100210021101011
431333220113021
5440101043301
635144123521
75550430021
oct1577502711
9540707334
10234784201
11110590933
12667665a1
1339845a82
1423278a81
151592aa51
hexdfe85c9

234784201 has 4 divisors (see below), whose sum is σ = 234896004. Its totient is φ = 234672400.

The previous prime is 234784177. The next prime is 234784219. The reversal of 234784201 is 102487432.

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 230310976 + 4473225 = 15176^2 + 2115^2 .

It is a cyclic number.

It is not a de Polignac number, because 234784201 - 25 = 234784169 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (234784271) 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, 52690 + ... + 56971.

It is an arithmetic number, because the mean of its divisors is an integer number (58724001).

It is a 2100-hyperperfect number.

Almost surely, 2234784201 is an apocalyptic number.

It is an amenable number.

234784201 is a deficient number, since it is larger than the sum of its proper divisors (111803).

234784201 is a wasteful number, since it uses less digits than its factorization.

234784201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111802.

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 234784201 is about 15322.6695128493. The cubic root of 234784201 is about 616.9116282540.

The spelling of 234784201 in words is "two hundred thirty-four million, seven hundred eighty-four thousand, two hundred one".

Divisors: 1 2141 109661 234784201