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275117088 = 2532865803
BaseRepresentation
bin10000011001011…
…111010000100000
3201011200101200210
4100121133100200
51030412221323
643144414120
76550312431
oct2031372040
9634611623
10275117088
111313295a4
1278177340
1344cc7c9c
1428777488
1519246293
hex1065f420

275117088 has 24 divisors (see below), whose sum is σ = 722182608. Its totient is φ = 91705664.

The previous prime is 275117083. The next prime is 275117111. The reversal of 275117088 is 880711572.

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (275117083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1432806 + ... + 1432997.

It is an arithmetic number, because the mean of its divisors is an integer number (30090942).

Almost surely, 2275117088 is an apocalyptic number.

It is an amenable number.

275117088 is an abundant number, since it is smaller than the sum of its proper divisors (447065520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

275117088 is a wasteful number, since it uses less digits than its factorization.

275117088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2865816 (or 2865808 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 39.

The square root of 275117088 is about 16586.6539121066. The cubic root of 275117088 is about 650.3880034521.

It can be divided in two parts, 27 and 5117088, that added together give a palindrome (5117115).

The spelling of 275117088 in words is "two hundred seventy-five million, one hundred seventeen thousand, eighty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 2865803 5731606 8597409 11463212 17194818 22926424 34389636 45852848 68779272 91705696 137558544 275117088