Search a number
-
+
254141105 = 5731494673
BaseRepresentation
bin11110010010111…
…10001010110001
3122201012201001112
433021132022301
51010030003410
641115043105
76204110111
oct1711361261
9581181045
10254141105
11120501a79
1271140495
134086256a
1425a77041
15174a1105
hexf25e2b1

254141105 has 16 divisors (see below), whose sum is σ = 311288400. Its totient is φ = 199139328.

The previous prime is 254141089. The next prime is 254141113. The reversal of 254141105 is 501141452.

254141105 = T425 + T426 + ... + T1169.

It can be written as a sum of positive squares in 8 ways, for example, as 312481 + 253828624 = 559^2 + 15932^2 .

It is not a de Polignac number, because 254141105 - 24 = 254141089 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52049 + ... + 56721.

It is an arithmetic number, because the mean of its divisors is an integer number (19455525).

Almost surely, 2254141105 is an apocalyptic number.

It is an amenable number.

254141105 is a deficient number, since it is larger than the sum of its proper divisors (57147295).

254141105 is a wasteful number, since it uses less digits than its factorization.

254141105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4900.

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 254141105 is about 15941.8036934344. The cubic root of 254141105 is about 633.4198045983.

Adding to 254141105 its reverse (501141452), we get a palindrome (755282557).

The spelling of 254141105 in words is "two hundred fifty-four million, one hundred forty-one thousand, one hundred five".

Divisors: 1 5 73 149 365 745 4673 10877 23365 54385 341129 696277 1705645 3481385 50828221 254141105