Search a number
-
+
10123485679 is a prime number
BaseRepresentation
bin10010110110110100…
…00010000111101111
3222010112010100122001
421123122002013233
5131213103020204
64352313233131
7505604131336
oct113332020757
928115110561
1010123485679
11432549769a
121b664027a7
13c54464b18
146c0708d1d
153e3b514a4
hex25b6821ef

10123485679 has 2 divisors, whose sum is σ = 10123485680. Its totient is φ = 10123485678.

The previous prime is 10123485637. The next prime is 10123485709. The reversal of 10123485679 is 97658432101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10123485679 - 223 = 10115097071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10123485629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5061742839 + 5061742840.

It is an arithmetic number, because the mean of its divisors is an integer number (5061742840).

It is a 2-persistent number, because it is pandigital, and so is 2⋅10123485679 = 20246971358, but 3⋅10123485679 = 30370457037 is not.

Almost surely, 210123485679 is an apocalyptic number.

10123485679 is a deficient number, since it is larger than the sum of its proper divisors (1).

10123485679 is an equidigital number, since it uses as much as digits as its factorization.

10123485679 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 46.

The spelling of 10123485679 in words is "ten billion, one hundred twenty-three million, four hundred eighty-five thousand, six hundred seventy-nine".