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144042 = 2324007
BaseRepresentation
bin100011001010101010
321022120220
4203022222
514102132
63030510
71136643
oct431252
9238526
10144042
1199248
126b436
1350742
143a6ca
152ca2c
hex232aa

144042 has 8 divisors (see below), whose sum is σ = 288096. Its totient is φ = 48012.

The previous prime is 144037. The next prime is 144061. The reversal of 144042 is 240441.

It is a sphenic number, since it is the product of 3 distinct primes.

144042 is an admirable number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 144042.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11998 + ... + 12009.

It is an arithmetic number, because the mean of its divisors is an integer number (36012).

2144042 is an apocalyptic number.

144042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

144042 is a wasteful number, since it uses less digits than its factorization.

144042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24012.

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 144042 is about 379.5286550446. The cubic root of 144042 is about 52.4199232749.

Adding to 144042 its reverse (240441), we get a palindrome (384483).

The spelling of 144042 in words is "one hundred forty-four thousand, forty-two", and thus it is an iban number.

Divisors: 1 2 3 6 24007 48014 72021 144042