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27343285 = 522724091
BaseRepresentation
bin110100001001…
…1100110110101
31220110011221021
41220103212311
523444441120
62414021141
7451262014
oct150234665
956404837
1027343285
1114486462
1291a77b1
135884978
1438baa7b
152601aaa
hex1a139b5

27343285 has 8 divisors (see below), whose sum is σ = 32957856. Its totient is φ = 21777360.

The previous prime is 27343247. The next prime is 27343319. The reversal of 27343285 is 58234372.

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

It is a de Polignac number, because none of the positive numbers 2k-27343285 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 27343285.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 10911 + ... + 13180.

It is an arithmetic number, because the mean of its divisors is an integer number (4119732).

Almost surely, 227343285 is an apocalyptic number.

It is an amenable number.

27343285 is a deficient number, since it is larger than the sum of its proper divisors (5614571).

27343285 is a wasteful number, since it uses less digits than its factorization.

27343285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24323.

The product of its digits is 40320, while the sum is 34.

The square root of 27343285 is about 5229.0807031447. The cubic root of 27343285 is about 301.2660752543.

The spelling of 27343285 in words is "twenty-seven million, three hundred forty-three thousand, two hundred eighty-five".

Divisors: 1 5 227 1135 24091 120455 5468657 27343285