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13833361 = 83166667
BaseRepresentation
bin110100110001…
…010010010001
3222000210210201
4310301102101
512020131421
61212255201
7225403333
oct64612221
928023721
1013833361
117899233
124771501
132b34629
141ba1453
151333b91
hexd31491

13833361 has 4 divisors (see below), whose sum is σ = 14000112. Its totient is φ = 13666612.

The previous prime is 13833307. The next prime is 13833367. The reversal of 13833361 is 16333831.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 16333831 = 36734447.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13833361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13833367) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83251 + ... + 83416.

It is an arithmetic number, because the mean of its divisors is an integer number (3500028).

Almost surely, 213833361 is an apocalyptic number.

It is an amenable number.

13833361 is a deficient number, since it is larger than the sum of its proper divisors (166751).

13833361 is an equidigital number, since it uses as much as digits as its factorization.

13833361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166750.

The product of its digits is 3888, while the sum is 28.

The square root of 13833361 is about 3719.3226533873. The cubic root of 13833361 is about 240.0541602306.

The spelling of 13833361 in words is "thirteen million, eight hundred thirty-three thousand, three hundred sixty-one".

Divisors: 1 83 166667 13833361