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142176 = 2531481
BaseRepresentation
bin100010101101100000
321020000210
4202231200
514022201
63014120
71131336
oct425540
9236023
10142176
1197901
126a340
134c938
1439b56
152c1d6
hex22b60

142176 has 24 divisors (see below), whose sum is σ = 373464. Its totient is φ = 47360.

The previous prime is 142169. The next prime is 142183. The reversal of 142176 is 671241.

It is an interprime number because it is at equal distance from previous prime (142169) and next prime (142183).

It is a tau number, because it is divible by the number of its divisors (24).

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 142176.

It is an unprimeable number.

142176 is an untouchable number, because it is not equal to the sum of proper divisors of any 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, 645 + ... + 836.

It is an arithmetic number, because the mean of its divisors is an integer number (15561).

2142176 is an apocalyptic number.

142176 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

142176 is an abundant number, since it is smaller than the sum of its proper divisors (231288).

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

142176 is a wasteful number, since it uses less digits than its factorization.

142176 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1494 (or 1486 counting only the distinct ones).

The product of its digits is 336, while the sum is 21.

The square root of 142176 is about 377.0623290651. The cubic root of 142176 is about 52.1925797941.

The spelling of 142176 in words is "one hundred forty-two thousand, one hundred seventy-six".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 1481 2962 4443 5924 8886 11848 17772 23696 35544 47392 71088 142176