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854 = 2761
BaseRepresentation
bin1101010110
31011122
431112
511404
63542
72330
oct1526
91148
10854
11707
125b2
13509
14450
153be
hex356

854 has 8 divisors (see below), whose sum is σ = 1488. Its totient is φ = 360.

The previous prime is 853. The next prime is 857. The reversal of 854 is 458.

854 = T12 + T13 + ... + T18.

854 is nontrivially palindromic in base 11.

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

It is an alternating number because its digits alternate between even and odd.

854 is an undulating number in base 11.

It is a Curzon number.

It is a plaindrome in base 9, base 15 and base 16.

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (853) 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, 17 + ... + 44.

It is an arithmetic number, because the mean of its divisors is an integer number (186).

854 is a deficient number, since it is larger than the sum of its proper divisors (634).

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

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

The sum of its prime factors is 70.

The product of its digits is 160, while the sum is 17.

The square root of 854 is about 29.2232783924. The cubic root of 854 is about 9.4875182338.

The spelling of 854 in words is "eight hundred fifty-four", and thus it is an aban number.

Divisors: 1 2 7 14 61 122 427 854