Search a number
-
+
103031423041 = 421244730221
BaseRepresentation
bin101111111110100100…
…1101100000001000001
3100211221102210120220011
41133331021230001001
53142002021014131
6115155412544521
710305133434361
oct1377511540101
9324842716804
10103031423041
113a7716090a8
1217b75022141
13993c8768a1
144db58c69a1
152a304390b1
hex17fd26c041

103031423041 has 4 divisors (see below), whose sum is σ = 103276153684. Its totient is φ = 102786692400.

The previous prime is 103031423023. The next prime is 103031423057. The reversal of 103031423041 is 140324130301.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 259886641 + 102771536400 = 16121^2 + 320580^2 .

It is a cyclic number.

It is not a de Polignac number, because 103031423041 - 211 = 103031420993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103031423081) 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, 122364690 + ... + 122365531.

It is an arithmetic number, because the mean of its divisors is an integer number (25819038421).

Almost surely, 2103031423041 is an apocalyptic number.

It is an amenable number.

103031423041 is a deficient number, since it is larger than the sum of its proper divisors (244730643).

103031423041 is an equidigital number, since it uses as much as digits as its factorization.

103031423041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244730642.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 103031423041 its reverse (140324130301), we get a palindrome (243355553342).

The spelling of 103031423041 in words is "one hundred three billion, thirty-one million, four hundred twenty-three thousand, forty-one".

Divisors: 1 421 244730221 103031423041