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13282957 = 192924107
BaseRepresentation
bin110010101010…
…111010001101
3220222211210101
4302222322031
511400023312
61152411101
7220621552
oct62527215
926884711
1013282957
117552756
124546a91
1329a0c4c
141a9aa29
151275a57
hexcaae8d

13282957 has 8 divisors (see below), whose sum is σ = 14464800. Its totient is φ = 12149424.

The previous prime is 13282949. The next prime is 13282961. The reversal of 13282957 is 75928231.

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

It is a cyclic number.

It is not a de Polignac number, because 13282957 - 23 = 13282949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13282987) 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, 11503 + ... + 12604.

It is an arithmetic number, because the mean of its divisors is an integer number (1808100).

Almost surely, 213282957 is an apocalyptic number.

It is an amenable number.

13282957 is a deficient number, since it is larger than the sum of its proper divisors (1181843).

13282957 is a wasteful number, since it uses less digits than its factorization.

13282957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24155.

The product of its digits is 30240, while the sum is 37.

The square root of 13282957 is about 3644.5791252215. The cubic root of 13282957 is about 236.8272046619.

The spelling of 13282957 in words is "thirteen million, two hundred eighty-two thousand, nine hundred fifty-seven".

Divisors: 1 19 29 551 24107 458033 699103 13282957