Search a number
-
+
107708764481 is a prime number
BaseRepresentation
bin110010001001111110…
…0010101000101000001
3101022000102001011010022
41210103330111011001
53231041420430411
6121251500343225
710532060251343
oct1442374250501
9338012034108
10107708764481
1141751875a3a
1218a5b544b15
13a206903146
1452dab97293
152c05da7edb
hex1913f15141

107708764481 has 2 divisors, whose sum is σ = 107708764482. Its totient is φ = 107708764480.

The previous prime is 107708764451. The next prime is 107708764487. The reversal of 107708764481 is 184467807701.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100923123856 + 6785640625 = 317684^2 + 82375^2 .

It is a cyclic number.

It is not a de Polignac number, because 107708764481 - 26 = 107708764417 is a prime.

It is a super-2 number, since 2×1077087644812 (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (107708764487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53854382240 + 53854382241.

It is an arithmetic number, because the mean of its divisors is an integer number (53854382241).

Almost surely, 2107708764481 is an apocalyptic number.

It is an amenable number.

107708764481 is a deficient number, since it is larger than the sum of its proper divisors (1).

107708764481 is an equidigital number, since it uses as much as digits as its factorization.

107708764481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2107392, while the sum is 53.

The spelling of 107708764481 in words is "one hundred seven billion, seven hundred eight million, seven hundred sixty-four thousand, four hundred eighty-one".