Search a number
-
+
144332153 = 7233724229
BaseRepresentation
bin10001001101001…
…01010101111001
3101001120211111022
420212211111321
5243422112103
622153312225
73401542310
oct1046452571
9331524438
10144332153
1174520979
1240405675
1323b96154
1415251277
15ca10138
hex89a5579

144332153 has 16 divisors (see below), whose sum is σ = 176782080. Its totient is φ = 115131456.

The previous prime is 144332143. The next prime is 144332171. The reversal of 144332153 is 351233441.

144332153 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 144332153 - 28 = 144331897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144332143) 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, 6158 + ... + 18071.

It is an arithmetic number, because the mean of its divisors is an integer number (11048880).

Almost surely, 2144332153 is an apocalyptic number.

It is an amenable number.

144332153 is a deficient number, since it is larger than the sum of its proper divisors (32449927).

144332153 is a wasteful number, since it uses less digits than its factorization.

144332153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24296.

The product of its digits is 4320, while the sum is 26.

The square root of 144332153 is about 12013.8317367941. The cubic root of 144332153 is about 524.5509726746.

Adding to 144332153 its reverse (351233441), we get a palindrome (495565594).

The spelling of 144332153 in words is "one hundred forty-four million, three hundred thirty-two thousand, one hundred fifty-three".

Divisors: 1 7 23 37 161 259 851 5957 24229 169603 557267 896473 3900869 6275311 20618879 144332153