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144042324 = 22312003527
BaseRepresentation
bin10001001010111…
…10100101010100
3101001001002220220
420211132211110
5243333323244
622143154340
73366224316
oct1045364524
9331032826
10144042324
1174343148
12402a59b0
1323ac425a
14151b77b6
15c9a4319
hex895e954

144042324 has 12 divisors (see below), whose sum is σ = 336098784. Its totient is φ = 48014104.

The previous prime is 144042313. The next prime is 144042329. The reversal of 144042324 is 423240441.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1440423242 = 41496382206641952, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 144042294 and 144042303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144042329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6001752 + ... + 6001775.

It is an arithmetic number, because the mean of its divisors is an integer number (28008232).

Almost surely, 2144042324 is an apocalyptic number.

It is an amenable number.

144042324 is an abundant number, since it is smaller than the sum of its proper divisors (192056460).

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

144042324 is a wasteful number, since it uses less digits than its factorization.

144042324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12003534 (or 12003532 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 144042324 is about 12001.7633704385. The cubic root of 144042324 is about 524.1996257832.

Adding to 144042324 its reverse (423240441), we get a palindrome (567282765).

The spelling of 144042324 in words is "one hundred forty-four million, forty-two thousand, three hundred twenty-four".

Divisors: 1 2 3 4 6 12 12003527 24007054 36010581 48014108 72021162 144042324