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144324444 = 22311299397
BaseRepresentation
bin10001001101000…
…11011101011100
3101001120102220210
420212203131130
5243421340234
622153212420
73401510655
oct1046433534
9331512823
10144324444
1174516100
1240401110
1323b927a4
141524c52c
15ca0cbe9
hex89a375c

144324444 has 36 divisors (see below), whose sum is σ = 370158152. Its totient is φ = 43734240.

The previous prime is 144324421. The next prime is 144324463. The reversal of 144324444 is 444423441.

144324444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48247 + ... + 51150.

Almost surely, 2144324444 is an apocalyptic number.

It is an amenable number.

144324444 is an abundant number, since it is smaller than the sum of its proper divisors (225833708).

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

144324444 is a wasteful number, since it uses less digits than its factorization.

144324444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99426 (or 99413 counting only the distinct ones).

The product of its digits is 24576, while the sum is 30.

The square root of 144324444 is about 12013.5108939893. The cubic root of 144324444 is about 524.5416334863.

Adding to 144324444 its reverse (444423441), we get a palindrome (588747885).

The spelling of 144324444 in words is "one hundred forty-four million, three hundred twenty-four thousand, four hundred forty-four".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 121 132 242 363 484 726 1452 99397 198794 298191 397588 596382 1093367 1192764 2186734 3280101 4373468 6560202 12027037 13120404 24054074 36081111 48108148 72162222 144324444