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12833633 = 13819293
BaseRepresentation
bin110000111101…
…001101100001
3220011000102202
4300331031201
511241134013
61135022545
7214040561
oct60751541
926130382
1012833633
11727610a
12436aa55
132874587
1419c0da1
1511d7858
hexc3d361

12833633 has 4 divisors (see below), whose sum is σ = 12844308. Its totient is φ = 12822960.

The previous prime is 12833617. The next prime is 12833647. The reversal of 12833633 is 33633821.

12833633 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 33633821 = 132587217.

It can be written as a sum of positive squares in 2 ways, for example, as 3055504 + 9778129 = 1748^2 + 3127^2 .

It is a cyclic number.

It is not a de Polignac number, because 12833633 - 24 = 12833617 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12833596 and 12833605.

It is not an unprimeable number, because it can be changed into a prime (12833603) 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, 3266 + ... + 6027.

It is an arithmetic number, because the mean of its divisors is an integer number (3211077).

Almost surely, 212833633 is an apocalyptic number.

It is an amenable number.

12833633 is a deficient number, since it is larger than the sum of its proper divisors (10675).

12833633 is an equidigital number, since it uses as much as digits as its factorization.

12833633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10674.

The product of its digits is 7776, while the sum is 29.

The square root of 12833633 is about 3582.4060350552. The cubic root of 12833633 is about 234.1261221384.

The spelling of 12833633 in words is "twelve million, eight hundred thirty-three thousand, six hundred thirty-three".

Divisors: 1 1381 9293 12833633