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242184 = 23310091
BaseRepresentation
bin111011001000001000
3110022012210
4323020020
530222214
65105120
72026035
oct731010
9408183
10242184
11155a58
12b81a0
1386307
146438c
154bb59
hex3b208

242184 has 16 divisors (see below), whose sum is σ = 605520. Its totient is φ = 80720.

The previous prime is 242173. The next prime is 242197. The reversal of 242184 is 481242.

242184 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 242184.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5022 + ... + 5069.

It is an arithmetic number, because the mean of its divisors is an integer number (37845).

2242184 is an apocalyptic number.

242184 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

242184 is an abundant number, since it is smaller than the sum of its proper divisors (363336).

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

242184 is a wasteful number, since it uses less digits than its factorization.

242184 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10100 (or 10096 counting only the distinct ones).

The product of its digits is 512, while the sum is 21.

The square root of 242184 is about 492.1219361093. The cubic root of 242184 is about 62.3325866313.

The spelling of 242184 in words is "two hundred forty-two thousand, one hundred eighty-four".

Divisors: 1 2 3 4 6 8 12 24 10091 20182 30273 40364 60546 80728 121092 242184