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13800335 = 56145247
BaseRepresentation
bin110100101001…
…001110001111
3221222010111112
4310221032033
512013102320
61211442235
7225205133
oct64511617
927863445
1013800335
11787643a
12475637b
132b225a3
141b933c3
151328ec5
hexd2938f

13800335 has 8 divisors (see below), whose sum is σ = 16832256. Its totient is φ = 10859040.

The previous prime is 13800331. The next prime is 13800359. The reversal of 13800335 is 53300831.

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

It is not a de Polignac number, because 13800335 - 22 = 13800331 is a prime.

It is a super-2 number, since 2×138003352 = 380898492224450, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13800335.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13800331) 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, 22319 + ... + 22928.

It is an arithmetic number, because the mean of its divisors is an integer number (2104032).

Almost surely, 213800335 is an apocalyptic number.

13800335 is a deficient number, since it is larger than the sum of its proper divisors (3031921).

13800335 is an equidigital number, since it uses as much as digits as its factorization.

13800335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45313.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 13800335 is about 3714.8802134120. The cubic root of 13800335 is about 239.8629715468.

The spelling of 13800335 in words is "thirteen million, eight hundred thousand, three hundred thirty-five".

Divisors: 1 5 61 305 45247 226235 2760067 13800335