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30296633 = 41972307
BaseRepresentation
bin111001110010…
…0101000111001
32010000020011112
41303210220321
530223443013
63001210105
7515342243
oct163445071
963006145
1030296633
1116113344
12a190935
13637a003
144049093
1529d6ba8
hex1ce4a39

30296633 has 4 divisors (see below), whose sum is σ = 30369360. Its totient is φ = 30223908.

The previous prime is 30296627. The next prime is 30296653. The reversal of 30296633 is 33669203.

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: 33669203 = 291161007.

It is a cyclic number.

It is not a de Polignac number, because 30296633 - 26 = 30296569 is a prime.

It is a super-2 number, since 2×302966332 = 1835771942273378, 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 30296633.

It is not an unprimeable number, because it can be changed into a prime (30296603) 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 3 ways as a sum of consecutive naturals, for example, 35735 + ... + 36572.

It is an arithmetic number, because the mean of its divisors is an integer number (7592340).

Almost surely, 230296633 is an apocalyptic number.

It is an amenable number.

30296633 is a deficient number, since it is larger than the sum of its proper divisors (72727).

30296633 is an equidigital number, since it uses as much as digits as its factorization.

30296633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72726.

The product of its (nonzero) digits is 17496, while the sum is 32.

The square root of 30296633 is about 5504.2377310578. The cubic root of 30296633 is about 311.7440132637.

The spelling of 30296633 in words is "thirty million, two hundred ninety-six thousand, six hundred thirty-three".

Divisors: 1 419 72307 30296633