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144041023 = 797307691
BaseRepresentation
bin10001001010111…
…10010000111111
3101001001001010201
420211132100333
5243333303043
622143144331
73366220450
oct1045362077
9331031121
10144041023
1174342175
12402a50a7
1323ac3799
14151b7127
15c9a3c4d
hex895e43f

144041023 has 16 divisors (see below), whose sum is σ = 167098624. Its totient is φ = 121616640.

The previous prime is 144041021. The next prime is 144041059. The reversal of 144041023 is 320140441.

It is a cyclic number.

It is not a de Polignac number, because 144041023 - 21 = 144041021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144041021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 208108 + ... + 208798.

It is an arithmetic number, because the mean of its divisors is an integer number (10443664).

Almost surely, 2144041023 is an apocalyptic number.

144041023 is a deficient number, since it is larger than the sum of its proper divisors (23057601).

144041023 is an equidigital number, since it uses as much as digits as its factorization.

144041023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1102.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 144041023 is about 12001.7091699474. The cubic root of 144041023 is about 524.1980475763.

Adding to 144041023 its reverse (320140441), we get a palindrome (464181464).

The spelling of 144041023 in words is "one hundred forty-four million, forty-one thousand, twenty-three".

Divisors: 1 7 97 307 679 691 2149 4837 29779 67027 208453 212137 469189 1484959 20577289 144041023