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144300344 = 23235314797
BaseRepresentation
bin10001001100111…
…01100100111000
3101001112012212012
420212131210320
5243420102334
622152505052
73401350466
oct1046354470
9331465765
10144300344
11744a9a91
12403ab188
1323b84826
1415243836
15ca059ce
hex899d938

144300344 has 32 divisors (see below), whose sum is σ = 287673120. Its totient is φ = 67706496.

The previous prime is 144300323. The next prime is 144300347. The reversal of 144300344 is 443003441.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144300347) 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 7 ways as a sum of consecutive naturals, for example, 2354 + ... + 17150.

It is an arithmetic number, because the mean of its divisors is an integer number (8989785).

Almost surely, 2144300344 is an apocalyptic number.

It is an amenable number.

144300344 is a deficient number, since it is larger than the sum of its proper divisors (143372776).

144300344 is a wasteful number, since it uses less digits than its factorization.

144300344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14879 (or 14875 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 144300344 is about 12012.5078147737. The cubic root of 144300344 is about 524.5124350204.

Adding to 144300344 its reverse (443003441), we get a palindrome (587303785).

The spelling of 144300344 in words is "one hundred forty-four million, three hundred thousand, three hundred forty-four".

Divisors: 1 2 4 8 23 46 53 92 106 184 212 424 1219 2438 4876 9752 14797 29594 59188 118376 340331 680662 784241 1361324 1568482 2722648 3136964 6273928 18037543 36075086 72150172 144300344