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27485274 = 234580879
BaseRepresentation
bin110100011011…
…0010001011010
31220201101201010
41220312101122
524014012044
62421034350
7452422665
oct150662132
956641633
1027485274
1114573103
1292559b6
13590449b
1439166dc
15262dbb9
hex1a3645a

27485274 has 8 divisors (see below), whose sum is σ = 54970560. Its totient is φ = 9161756.

The previous prime is 27485261. The next prime is 27485279. The reversal of 27485274 is 47258472.

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

27485274 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (27485279) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2290434 + ... + 2290445.

It is an arithmetic number, because the mean of its divisors is an integer number (6871320).

Almost surely, 227485274 is an apocalyptic number.

27485274 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.

27485274 is a wasteful number, since it uses less digits than its factorization.

27485274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4580884.

The product of its digits is 125440, while the sum is 39.

The square root of 27485274 is about 5242.6399838249. The cubic root of 27485274 is about 301.7866495989.

The spelling of 27485274 in words is "twenty-seven million, four hundred eighty-five thousand, two hundred seventy-four".

Divisors: 1 2 3 6 4580879 9161758 13742637 27485274