Search a number
-
+
144419953 is a prime number
BaseRepresentation
bin10001001101110…
…10110001110001
3101001202021221011
420212322301301
5243432414303
622155230521
73402356266
oct1046726161
9331667834
10144419953
1174580937
1240448441
1323bc70c2
141527526d
15ca2b16d
hex89bac71

144419953 has 2 divisors, whose sum is σ = 144419954. Its totient is φ = 144419952.

The previous prime is 144419939. The next prime is 144419959. The reversal of 144419953 is 359914441.

144419953 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 144408289 + 11664 = 12017^2 + 108^2 .

It is a cyclic number.

It is not a de Polignac number, because 144419953 - 221 = 142322801 is a prime.

It is not a weakly prime, because it can be changed into another prime (144419959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72209976 + 72209977.

It is an arithmetic number, because the mean of its divisors is an integer number (72209977).

Almost surely, 2144419953 is an apocalyptic number.

It is an amenable number.

144419953 is a deficient number, since it is larger than the sum of its proper divisors (1).

144419953 is an equidigital number, since it uses as much as digits as its factorization.

144419953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 40.

The square root of 144419953 is about 12017.4853026746. The cubic root of 144419953 is about 524.6573158993.

The spelling of 144419953 in words is "one hundred forty-four million, four hundred nineteen thousand, nine hundred fifty-three".