Search a number
-
+
13005375325 = 525179100447
BaseRepresentation
bin11000001110010111…
…00100011101011101
31020120100220112000121
430013023210131131
5203113334002300
65550302154541
7640166603065
oct140713443535
936510815017
1013005375325
115574216a78
12262b582a51
1312c3534577
148b53683a5
15511b6481a
hex3072e475d

13005375325 has 12 divisors (see below), whose sum is σ = 16129939840. Its totient is φ = 10402187760.

The previous prime is 13005375301. The next prime is 13005375329. The reversal of 13005375325 is 52357350031.

It is not a de Polignac number, because 13005375325 - 27 = 13005375197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13005375329) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 79252 + ... + 179698.

Almost surely, 213005375325 is an apocalyptic number.

It is an amenable number.

13005375325 is a deficient number, since it is larger than the sum of its proper divisors (3124564515).

13005375325 is a wasteful number, since it uses less digits than its factorization.

13005375325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105636 (or 105631 counting only the distinct ones).

The product of its (nonzero) digits is 47250, while the sum is 34.

The spelling of 13005375325 in words is "thirteen billion, five million, three hundred seventy-five thousand, three hundred twenty-five".

Divisors: 1 5 25 5179 25895 100447 129475 502235 2511175 520215013 2601075065 13005375325