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34918 = 2131779
BaseRepresentation
bin1000100001100110
31202220021
420201212
52104133
6425354
7203542
oct104146
952807
1034918
1124264
121825a
1312b80
14ca22
15a52d
hex8866

34918 has 16 divisors (see below), whose sum is σ = 60480. Its totient is φ = 14976.

The previous prime is 34913. The next prime is 34919. The reversal of 34918 is 81943.

34918 is a modest number, since divided by 918 gives 34 as remainder.

It is a nialpdrome in base 14 and base 16.

It is a zygodrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 34892 and 34901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34913) by changing a digit.

34918 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 403 + ... + 481.

It is an arithmetic number, because the mean of its divisors is an integer number (3780).

234918 is an apocalyptic number.

34918 is a deficient number, since it is larger than the sum of its proper divisors (25562).

34918 is a wasteful number, since it uses less digits than its factorization.

34918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111.

The product of its digits is 864, while the sum is 25.

The square root of 34918 is about 186.8635866080. The cubic root of 34918 is about 32.6850976559.

Adding to 34918 its sum of digits (25), we get a palindrome (34943).

The spelling of 34918 in words is "thirty-four thousand, nine hundred eighteen".

Divisors: 1 2 13 17 26 34 79 158 221 442 1027 1343 2054 2686 17459 34918