Search a number
275047 is a prime number
BaseRepresentation
bin1000011001001100111
3111222021221
41003021213
532300142
65521211
72223613
oct1031147
9458257
10275047
11178713
12113207
1398266
1472343
1556767
hex43267

275047 has 2 divisors, whose sum is σ = 275048. Its totient is φ = 275046.

The previous prime is 275039. The next prime is 275053. The reversal of 275047 is 740572.

275047 is an esthetic number in base 15, because in such base its adjacent digits differ by 1.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 275047 - 23 = 275039 is a prime.

275047 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (275027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137523 + 137524.

It is an arithmetic number, because the mean of its divisors is an integer number (137524).

2275047 is an apocalyptic number.

275047 is a deficient number, since it is larger than the sum of its proper divisors (1).

275047 is an equidigital number, since it uses as much as digits as its factorization.

275047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1960, while the sum is 25.

The square root of 275047 is about 524.4492349122. The cubic root of 275047 is about 65.0332768466.

The spelling of 275047 in words is "two hundred seventy-five thousand, forty-seven".