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30326361 = 3131017699
BaseRepresentation
bin111001110101…
…1111001011001
32010001201221120
41303223321121
530230420421
63001555453
7515525022
oct163537131
963051846
1030326361
111613370a
12a1a5b89
13638a6c0
144055c49
1529e08c6
hex1cebe59

30326361 has 16 divisors (see below), whose sum is σ = 43982400. Its totient is φ = 18475200.

The previous prime is 30326357. The next prime is 30326389. The reversal of 30326361 is 16362303.

It is not a de Polignac number, because 30326361 - 22 = 30326357 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30326341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90 + ... + 7788.

It is an arithmetic number, because the mean of its divisors is an integer number (2748900).

Almost surely, 230326361 is an apocalyptic number.

It is an amenable number.

30326361 is a deficient number, since it is larger than the sum of its proper divisors (13656039).

30326361 is a wasteful number, since it uses less digits than its factorization.

30326361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7816.

The product of its (nonzero) digits is 1944, while the sum is 24.

The square root of 30326361 is about 5506.9375336933. The cubic root of 30326361 is about 311.8459442438.

Adding to 30326361 its reverse (16362303), we get a palindrome (46688664).

The spelling of 30326361 in words is "thirty million, three hundred twenty-six thousand, three hundred sixty-one".

Divisors: 1 3 13 39 101 303 1313 3939 7699 23097 100087 300261 777599 2332797 10108787 30326361