Search a number
-
+
10208125871 is a prime number
BaseRepresentation
bin10011000000111001…
…11010001110101111
3222100102101112010222
421200130322032233
5131401240011441
64404535321555
7510652431626
oct114034721657
928312345128
1010208125871
114369248069
121b8a8202bb
13c68b5b288
146cba5c6bd
153eb2bed4b
hex26073a3af

10208125871 has 2 divisors, whose sum is σ = 10208125872. Its totient is φ = 10208125870.

The previous prime is 10208125819. The next prime is 10208125883. The reversal of 10208125871 is 17852180201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10208125871 - 218 = 10207863727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10208121871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5104062935 + 5104062936.

It is an arithmetic number, because the mean of its divisors is an integer number (5104062936).

Almost surely, 210208125871 is an apocalyptic number.

10208125871 is a deficient number, since it is larger than the sum of its proper divisors (1).

10208125871 is an equidigital number, since it uses as much as digits as its factorization.

10208125871 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8960, while the sum is 35.

The spelling of 10208125871 in words is "ten billion, two hundred eight million, one hundred twenty-five thousand, eight hundred seventy-one".