Search a number
-
+
1523252041 is a prime number
BaseRepresentation
bin101101011001010…
…1111101101001001
310221011021012222021
41122302233231021
511104423031131
6411052324441
752514300023
oct13262575511
93834235867
101523252041
11711921893
12366173721
131b377398c
14106437013
158dadde11
hex5acafb49

1523252041 has 2 divisors, whose sum is σ = 1523252042. Its totient is φ = 1523252040.

The previous prime is 1523252039. The next prime is 1523252047. The reversal of 1523252041 is 1402523251.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1298881600 + 224370441 = 36040^2 + 14979^2 .

It is a cyclic number.

It is not a de Polignac number, because 1523252041 - 21 = 1523252039 is a prime.

Together with 1523252039, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1523251997 and 1523252015.

It is not a weakly prime, because it can be changed into another prime (1523252047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 761626020 + 761626021.

It is an arithmetic number, because the mean of its divisors is an integer number (761626021).

Almost surely, 21523252041 is an apocalyptic number.

It is an amenable number.

1523252041 is a deficient number, since it is larger than the sum of its proper divisors (1).

1523252041 is an equidigital number, since it uses as much as digits as its factorization.

1523252041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 1523252041 is about 39028.8616410984. The cubic root of 1523252041 is about 1150.5988163027.

Adding to 1523252041 its reverse (1402523251), we get a palindrome (2925775292).

The spelling of 1523252041 in words is "one billion, five hundred twenty-three million, two hundred fifty-two thousand, forty-one".