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30324536 = 2311231327
BaseRepresentation
bin111001110101…
…1011100111000
32010001122102222
41303223130320
530230341121
63001543212
7515516504
oct163533470
963048388
1030324536
1116132300
12a1a4b08
136389918
144055304
1529e00ab
hex1ceb738

30324536 has 24 divisors (see below), whose sum is σ = 62499360. Its totient is φ = 13783440.

The previous prime is 30324529. The next prime is 30324577. The reversal of 30324536 is 63542303.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14696 + ... + 16631.

It is an arithmetic number, because the mean of its divisors is an integer number (2604140).

Almost surely, 230324536 is an apocalyptic number.

It is an amenable number.

30324536 is an abundant number, since it is smaller than the sum of its proper divisors (32174824).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30324536 is a wasteful number, since it uses less digits than its factorization.

30324536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31355 (or 31340 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 26.

The square root of 30324536 is about 5506.7718311185. The cubic root of 30324536 is about 311.8396886272.

Adding to 30324536 its reverse (63542303), we get a palindrome (93866839).

The spelling of 30324536 in words is "thirty million, three hundred twenty-four thousand, five hundred thirty-six".

Divisors: 1 2 4 8 11 22 44 88 121 242 484 968 31327 62654 125308 250616 344597 689194 1378388 2756776 3790567 7581134 15162268 30324536