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142182 = 2332633
BaseRepresentation
bin100010101101100110
321020001000
4202231212
514022212
63014130
71131345
oct425546
9236030
10142182
1197907
126a346
134c941
1439b5c
152c1dc
hex22b66

142182 has 16 divisors (see below), whose sum is σ = 316080. Its totient is φ = 47376.

The previous prime is 142169. The next prime is 142183. The reversal of 142182 is 281241.

142182 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1421822 = 40431442248, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 142182.

It is not an unprimeable number, because it can be changed into a prime (142183) by changing a digit.

142182 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, 1263 + ... + 1370.

It is an arithmetic number, because the mean of its divisors is an integer number (19755).

2142182 is an apocalyptic number.

142182 is an abundant number, since it is smaller than the sum of its proper divisors (173898).

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

142182 is a wasteful number, since it uses less digits than its factorization.

142182 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2644 (or 2638 counting only the distinct ones).

The product of its digits is 128, while the sum is 18.

The square root of 142182 is about 377.0702852254. The cubic root of 142182 is about 52.1933139805.

It can be divided in two parts, 142 and 182, that added together give a square (324 = 182).

The spelling of 142182 in words is "one hundred forty-two thousand, one hundred eighty-two".

Divisors: 1 2 3 6 9 18 27 54 2633 5266 7899 15798 23697 47394 71091 142182