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13282071 = 311402487
BaseRepresentation
bin110010101010…
…101100010111
3220222210120120
4302222230113
511400011241
61152403023
7220616145
oct62525427
926883516
1013282071
117552020
124546473
1329a071a
141a9a595
151275666
hexcaab17

13282071 has 8 divisors (see below), whose sum is σ = 19319424. Its totient is φ = 8049720.

The previous prime is 13282069. The next prime is 13282123. The reversal of 13282071 is 17028231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13282071 - 21 = 13282069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13282471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201211 + ... + 201276.

It is an arithmetic number, because the mean of its divisors is an integer number (2414928).

Almost surely, 213282071 is an apocalyptic number.

13282071 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13282071 is a deficient number, since it is larger than the sum of its proper divisors (6037353).

13282071 is a wasteful number, since it uses less digits than its factorization.

13282071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402501.

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 13282071 is about 3644.4575728083. The cubic root of 13282071 is about 236.8219389275.

The spelling of 13282071 in words is "thirteen million, two hundred eighty-two thousand, seventy-one".

Divisors: 1 3 11 33 402487 1207461 4427357 13282071