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13282135 = 52656427
BaseRepresentation
bin110010101010…
…101101010111
3220222210122221
4302222231113
511400012020
61152403211
7220616266
oct62525527
926883587
1013282135
117552079
124546507
1329a0769
141a9a5dd
1512756aa
hexcaab57

13282135 has 4 divisors (see below), whose sum is σ = 15938568. Its totient is φ = 10625704.

The previous prime is 13282123. The next prime is 13282163. The reversal of 13282135 is 53128231.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13282135 - 213 = 13273943 is a prime.

It is a super-2 number, since 2×132821352 = 352830220316450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1328209 + ... + 1328218.

It is an arithmetic number, because the mean of its divisors is an integer number (3984642).

Almost surely, 213282135 is an apocalyptic number.

13282135 is a deficient number, since it is larger than the sum of its proper divisors (2656433).

13282135 is an equidigital number, since it uses as much as digits as its factorization.

13282135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2656432.

The product of its digits is 1440, while the sum is 25.

The square root of 13282135 is about 3644.4663532539. The cubic root of 13282135 is about 236.8223193044.

The spelling of 13282135 in words is "thirteen million, two hundred eighty-two thousand, one hundred thirty-five".

Divisors: 1 5 2656427 13282135