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240431201 is a prime number
BaseRepresentation
bin11100101010010…
…11000001100001
3121202102011121022
432111023001201
5443022244301
635505135225
75646426413
oct1625130141
9552364538
10240431201
1111379857a
126862a515
133aa721aa
1423d089b3
1516193d1b
hexe54b061

240431201 has 2 divisors, whose sum is σ = 240431202. Its totient is φ = 240431200.

The previous prime is 240431197. The next prime is 240431209. The reversal of 240431201 is 102134042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 237622225 + 2808976 = 15415^2 + 1676^2 .

It is a cyclic number.

It is not a de Polignac number, because 240431201 - 22 = 240431197 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 240431201.

It is not a weakly prime, because it can be changed into another prime (240431209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120215600 + 120215601.

It is an arithmetic number, because the mean of its divisors is an integer number (120215601).

Almost surely, 2240431201 is an apocalyptic number.

It is an amenable number.

240431201 is a deficient number, since it is larger than the sum of its proper divisors (1).

240431201 is an equidigital number, since it uses as much as digits as its factorization.

240431201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 240431201 is about 15505.8440918255. The cubic root of 240431201 is about 621.8184567868.

Adding to 240431201 its reverse (102134042), we get a palindrome (342565243).

The spelling of 240431201 in words is "two hundred forty million, four hundred thirty-one thousand, two hundred one".