Search a number
-
+
144132163 = 727175979
BaseRepresentation
bin10001001011101…
…00100001000011
3101001012200011021
420211310201003
5243344212123
622145130311
73400050250
oct1045644103
9331180137
10144132163
11743a469a
1240329997
1323b26106
14151dc427
15c9c0c5d
hex8974843

144132163 has 8 divisors (see below), whose sum is σ = 165332480. Its totient is φ = 123084360.

The previous prime is 144132139. The next prime is 144132181. The reversal of 144132163 is 361231441.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 144132163 - 29 = 144131651 is a prime.

It is a super-2 number, since 2×1441321632 = 41548160822117138, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144132133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36093 + ... + 39886.

It is an arithmetic number, because the mean of its divisors is an integer number (20666560).

Almost surely, 2144132163 is an apocalyptic number.

144132163 is a deficient number, since it is larger than the sum of its proper divisors (21200317).

144132163 is an equidigital number, since it uses as much as digits as its factorization.

144132163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76257.

The product of its digits is 1728, while the sum is 25.

The square root of 144132163 is about 12005.5055287147. The cubic root of 144132163 is about 524.3085839966.

The spelling of 144132163 in words is "one hundred forty-four million, one hundred thirty-two thousand, one hundred sixty-three".

Divisors: 1 7 271 1897 75979 531853 20590309 144132163