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118940 = 22519313
BaseRepresentation
bin11101000010011100
320001011012
4131002130
512301230
62314352
71003523
oct350234
9201135
10118940
11813a8
12589b8
13421a3
14314ba
1525395
hex1d09c

118940 has 24 divisors (see below), whose sum is σ = 263760. Its totient is φ = 44928.

The previous prime is 118931. The next prime is 118967. The reversal of 118940 is 49811.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 224 + ... + 536.

It is an arithmetic number, because the mean of its divisors is an integer number (10990).

2118940 is an apocalyptic number.

118940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 118940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131880).

118940 is an abundant number, since it is smaller than the sum of its proper divisors (144820).

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

118940 is a wasteful number, since it uses less digits than its factorization.

118940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341 (or 339 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 23.

The square root of 118940 is about 344.8767895930. The cubic root of 118940 is about 49.1785792578.

The spelling of 118940 in words is "one hundred eighteen thousand, nine hundred forty".

Divisors: 1 2 4 5 10 19 20 38 76 95 190 313 380 626 1252 1565 3130 5947 6260 11894 23788 29735 59470 118940