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275134873 = 1327392203
BaseRepresentation
bin10000011001100…
…011100110011001
3201011201022002111
4100121203212121
51030413303443
643145032321
76550415326
oct2031434631
9634638074
10275134873
111313409a2
12781856a1
1345003100
142877db4d
151924b69d
hex10663999

275134873 has 12 divisors (see below), whose sum is σ = 298465680. Its totient is φ = 253511856.

The previous prime is 275134859. The next prime is 275134879. The reversal of 275134873 is 378431572.

It is a happy number.

It is not a de Polignac number, because 275134873 - 25 = 275134841 is a prime.

It is a super-2 number, since 2×2751348732 = 151398396681452258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (275134879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 123790 + ... + 125992.

It is an arithmetic number, because the mean of its divisors is an integer number (24872140).

Almost surely, 2275134873 is an apocalyptic number.

It is an amenable number.

275134873 is a deficient number, since it is larger than the sum of its proper divisors (23330807).

275134873 is a wasteful number, since it uses less digits than its factorization.

275134873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2968 (or 2955 counting only the distinct ones).

The product of its digits is 141120, while the sum is 40.

The square root of 275134873 is about 16587.1900272469. The cubic root of 275134873 is about 650.4020179716.

The spelling of 275134873 in words is "two hundred seventy-five million, one hundred thirty-four thousand, eight hundred seventy-three".

Divisors: 1 13 169 739 2203 9607 28639 124891 372307 1628017 21164221 275134873