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144032 = 257643
BaseRepresentation
bin100011001010100000
321022120112
4203022200
514102112
63030452
71136630
oct431240
9238515
10144032
1199239
126b428
1350735
143a6c0
152ca22
hex232a0

144032 has 24 divisors (see below), whose sum is σ = 324576. Its totient is φ = 61632.

The previous prime is 144031. The next prime is 144037. The reversal of 144032 is 230441.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 143998 and 144016.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 144032.

It is not an unprimeable number, because it can be changed into a prime (144031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98 + ... + 545.

It is an arithmetic number, because the mean of its divisors is an integer number (13524).

2144032 is an apocalyptic number.

It is an amenable number.

144032 is an abundant number, since it is smaller than the sum of its proper divisors (180544).

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

144032 is an equidigital number, since it uses as much as digits as its factorization.

It is an anagram of its base 8 representation: 144032 = (431240)8.

144032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660 (or 652 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 144032 is about 379.5154805802. The cubic root of 144032 is about 52.4187101765.

Adding to 144032 its reverse (230441), we get a palindrome (374473).

The spelling of 144032 in words is "one hundred forty-four thousand, thirty-two".

Divisors: 1 2 4 7 8 14 16 28 32 56 112 224 643 1286 2572 4501 5144 9002 10288 18004 20576 36008 72016 144032