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13082475 = 352724919
BaseRepresentation
bin110001111001…
…111101101011
3220121122210010
4301321331223
511322114400
61144223003
7216125220
oct61717553
926548703
1013082475
11742606a
12446aa63
132930913
141a47947
151236450
hexc79f6b

13082475 has 24 divisors (see below), whose sum is σ = 24720640. Its totient is φ = 5980320.

The previous prime is 13082473. The next prime is 13082519. The reversal of 13082475 is 57428031.

It is not a de Polignac number, because 13082475 - 21 = 13082473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13082471) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11935 + ... + 12984.

Almost surely, 213082475 is an apocalyptic number.

13082475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13082475 is a deficient number, since it is larger than the sum of its proper divisors (11638165).

13082475 is a wasteful number, since it uses less digits than its factorization.

13082475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24939 (or 24934 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 13082475 is about 3616.9704173521. The cubic root of 13082475 is about 235.6296679087.

The spelling of 13082475 in words is "thirteen million, eighty-two thousand, four hundred seventy-five".

Divisors: 1 3 5 7 15 21 25 35 75 105 175 525 24919 74757 124595 174433 373785 523299 622975 872165 1868925 2616495 4360825 13082475