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254232801 = 3228248089
BaseRepresentation
bin11110010011101…
…00100011100001
3122201101100211200
433021310203201
51010040422201
641121031413
76204641334
oct1711644341
9581340750
10254232801
11120564959
1271185569
1340895214
1425a9c61b
15174bd386
hexf2748e1

254232801 has 6 divisors (see below), whose sum is σ = 367225170. Its totient is φ = 169488528.

The previous prime is 254232751. The next prime is 254232817. The reversal of 254232801 is 108232452.

254232801 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 236390625 + 17842176 = 15375^2 + 4224^2 .

It is not a de Polignac number, because 254232801 - 29 = 254232289 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (254232851) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14124036 + ... + 14124053.

It is an arithmetic number, because the mean of its divisors is an integer number (61204195).

Almost surely, 2254232801 is an apocalyptic number.

It is an amenable number.

254232801 is a deficient number, since it is larger than the sum of its proper divisors (112992369).

254232801 is a wasteful number, since it uses less digits than its factorization.

254232801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28248095 (or 28248092 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 254232801 is about 15944.6793947072. The cubic root of 254232801 is about 633.4959762960.

It can be divided in two parts, 25423 and 2801, that added together give a square (28224 = 1682).

The spelling of 254232801 in words is "two hundred fifty-four million, two hundred thirty-two thousand, eight hundred one".

Divisors: 1 3 9 28248089 84744267 254232801