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30100323321 = 3223314353993
BaseRepresentation
bin11100000010000111…
…100111101111111001
32212200202001212002200
4130002013213233321
5443121140321241
621454454220413
72113625345445
oct340207475771
985622055080
1030100323321
1111846936472
125a00654709
132ab90bcb03
1416578c1825
15bb28444b6
hex7021e7bf9

30100323321 has 12 divisors (see below), whose sum is σ = 43664849748. Its totient is φ = 19980756864.

The previous prime is 30100323311. The next prime is 30100323343. The reversal of 30100323321 is 12332300103.

30100323321 is a `hidden beast` number, since 301 + 0 + 0 + 32 + 332 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4639653225 + 25460670096 = 68115^2 + 159564^2 .

It is not a de Polignac number, because 30100323321 - 26 = 30100323257 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30100323294 and 30100323303.

It is not an unprimeable number, because it can be changed into a prime (30100323311) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7174900 + ... + 7179093.

It is an arithmetic number, because the mean of its divisors is an integer number (3638737479).

Almost surely, 230100323321 is an apocalyptic number.

It is an amenable number.

30100323321 is a deficient number, since it is larger than the sum of its proper divisors (13564526427).

30100323321 is a wasteful number, since it uses less digits than its factorization.

30100323321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14354232 (or 14354229 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 30100323321 its reverse (12332300103), we get a palindrome (42432623424).

The spelling of 30100323321 in words is "thirty billion, one hundred million, three hundred twenty-three thousand, three hundred twenty-one".

Divisors: 1 3 9 233 699 2097 14353993 43061979 129185937 3344480369 10033441107 30100323321