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144041201 = 585724593
BaseRepresentation
bin10001001010111…
…10010011110001
3101001001001101022
420211132103301
5243333304301
622143145225
73366221123
oct1045362361
9331031338
10144041201
1174342317
12402a5215
1323ac38a5
14151b7213
15c9a3d1b
hex895e4f1

144041201 has 4 divisors (see below), whose sum is σ = 144071652. Its totient is φ = 144010752.

The previous prime is 144041189. The next prime is 144041239. The reversal of 144041201 is 102140441.

144041201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 102140441 = 137856957.

It can be written as a sum of positive squares in 2 ways, for example, as 77862976 + 66178225 = 8824^2 + 8135^2 .

It is a cyclic number.

It is not a de Polignac number, because 144041201 - 26 = 144041137 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 144041201.

It is not an unprimeable number, because it can be changed into a prime (144041291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6440 + ... + 18153.

It is an arithmetic number, because the mean of its divisors is an integer number (36017913).

Almost surely, 2144041201 is an apocalyptic number.

It is an amenable number.

144041201 is a deficient number, since it is larger than the sum of its proper divisors (30451).

144041201 is an equidigital number, since it uses as much as digits as its factorization.

144041201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30450.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 144041201 is about 12001.7165855556. The cubic root of 144041201 is about 524.1982635037.

Adding to 144041201 its reverse (102140441), we get a palindrome (246181642).

The spelling of 144041201 in words is "one hundred forty-four million, forty-one thousand, two hundred one".

Divisors: 1 5857 24593 144041201