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30324305 = 5111733187
BaseRepresentation
bin111001110101…
…1011001010001
32010001122010102
41303223121101
530230334210
63001542145
7515516024
oct163533121
963048112
1030324305
1116132110
12a1a4955
13638979b
1440551bb
1529deea5
hex1ceb651

30324305 has 16 divisors (see below), whose sum is σ = 39939264. Its totient is φ = 21919680.

The previous prime is 30324269. The next prime is 30324317. The reversal of 30324305 is 50342303.

It is not a de Polignac number, because 30324305 - 216 = 30258769 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7922 + ... + 11108.

It is an arithmetic number, because the mean of its divisors is an integer number (2496204).

Almost surely, 230324305 is an apocalyptic number.

It is an amenable number.

30324305 is a deficient number, since it is larger than the sum of its proper divisors (9614959).

30324305 is a wasteful number, since it uses less digits than its factorization.

30324305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3376.

The product of its (nonzero) digits is 1080, while the sum is 20.

The square root of 30324305 is about 5506.7508569028. The cubic root of 30324305 is about 311.8388968024.

Adding to 30324305 its reverse (50342303), we get a palindrome (80666608).

It can be divided in two parts, 3032 and 4305, that added together give a palindrome (7337).

The spelling of 30324305 in words is "thirty million, three hundred twenty-four thousand, three hundred five".

Divisors: 1 5 11 55 173 865 1903 3187 9515 15935 35057 175285 551351 2756755 6064861 30324305