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271074 = 2345179
BaseRepresentation
bin1000010001011100010
3111202211210
41002023202
532133244
65450550
72206206
oct1021342
9452753
10271074
11175731
12110a56
13964cb
1470b06
15554b9
hex422e2

271074 has 8 divisors (see below), whose sum is σ = 542160. Its totient is φ = 90356.

The previous prime is 271067. The next prime is 271079. The reversal of 271074 is 470172.

It is a sphenic number, since it is the product of 3 distinct primes.

271074 is an admirable number.

It is a super-2 number, since 2×2710742 = 146962226952, which contains 22 as substring.

It is an Ulam number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 271074.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 271074.

It is not an unprimeable number, because it can be changed into a prime (271079) by changing a digit.

271074 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22584 + ... + 22595.

It is an arithmetic number, because the mean of its divisors is an integer number (67770).

2271074 is an apocalyptic number.

271074 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

271074 is a wasteful number, since it uses less digits than its factorization.

271074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45184.

The product of its (nonzero) digits is 392, while the sum is 21.

The square root of 271074 is about 520.6476735759. The cubic root of 271074 is about 64.7186259457.

The spelling of 271074 in words is "two hundred seventy-one thousand, seventy-four", and thus it is an iban number.

Divisors: 1 2 3 6 45179 90358 135537 271074