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30324340033 = 132579390437
BaseRepresentation
bin11100001111011110…
…001011010101000001
32220021100121002020221
4130033132023111001
5444101012340113
621533015503041
72122315431421
oct341736132501
986240532227
1030324340033
1111951332549
125a63687a81
132b23635890
141679556481
15bc734498d
hex70f78b541

30324340033 has 8 divisors (see below), whose sum is σ = 32658608808. Its totient is φ = 27990303744.

The previous prime is 30324340021. The next prime is 30324340117. The reversal of 30324340033 is 33004342303.

It can be written as a sum of positive squares in 4 ways, for example, as 1584597249 + 28739742784 = 39807^2 + 169528^2 .

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

It is not a de Polignac number, because 30324340033 - 25 = 30324340001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30324340003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 290091 + ... + 380527.

It is an arithmetic number, because the mean of its divisors is an integer number (4082326101).

Almost surely, 230324340033 is an apocalyptic number.

It is an amenable number.

30324340033 is a deficient number, since it is larger than the sum of its proper divisors (2334268775).

30324340033 is a wasteful number, since it uses less digits than its factorization.

30324340033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116243.

The product of its (nonzero) digits is 7776, while the sum is 25.

Adding to 30324340033 its reverse (33004342303), we get a palindrome (63328682336).

The spelling of 30324340033 in words is "thirty billion, three hundred twenty-four million, three hundred forty thousand, thirty-three".

Divisors: 1 13 25793 90437 335309 1175681 2332641541 30324340033