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146144 = 254567
BaseRepresentation
bin100011101011100000
321102110202
4203223200
514134034
63044332
71146035
oct435340
9242422
10146144
119a889
12706a8
135169b
143b38c
152d47e
hex23ae0

146144 has 12 divisors (see below), whose sum is σ = 287784. Its totient is φ = 73056.

The previous prime is 146141. The next prime is 146161. The reversal of 146144 is 441641.

It is a happy number.

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 146144.

It is not an unprimeable number, because it can be changed into a prime (146141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2252 + ... + 2315.

It is an arithmetic number, because the mean of its divisors is an integer number (23982).

2146144 is an apocalyptic number.

It is an amenable number.

146144 is a deficient number, since it is larger than the sum of its proper divisors (141640).

146144 is an equidigital number, since it uses as much as digits as its factorization.

146144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4577 (or 4569 counting only the distinct ones).

The product of its digits is 384, while the sum is 20.

The square root of 146144 is about 382.2878496631. The cubic root of 146144 is about 52.6736802780.

Adding to 146144 its reverse (441641), we get a palindrome (587785).

The spelling of 146144 in words is "one hundred forty-six thousand, one hundred forty-four".

Divisors: 1 2 4 8 16 32 4567 9134 18268 36536 73072 146144