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30441413420 = 22511138370061
BaseRepresentation
bin11100010110011100…
…110001101100101100
32220120111220000202022
4130112130301230230
5444321000212140
621552401045312
72125236513305
oct342634615454
986514800668
1030441413420
1111a01425510
125a96926838
132b41976682
14168ad0d7ac
15bd276d0b5
hex716731b2c

30441413420 has 24 divisors (see below), whose sum is σ = 69738511248. Its totient is φ = 11069604800.

The previous prime is 30441413393. The next prime is 30441413441. The reversal of 30441413420 is 2431414403.

It is a self number, because there is not a number n which added to its sum of digits gives 30441413420.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69184811 + ... + 69185250.

It is an arithmetic number, because the mean of its divisors is an integer number (2905771302).

Almost surely, 230441413420 is an apocalyptic number.

It is an amenable number.

30441413420 is an abundant number, since it is smaller than the sum of its proper divisors (39297097828).

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

30441413420 is a wasteful number, since it uses less digits than its factorization.

30441413420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138370081 (or 138370079 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 30441413420 its reverse (2431414403), we get a palindrome (32872827823).

The spelling of 30441413420 in words is "thirty billion, four hundred forty-one million, four hundred thirteen thousand, four hundred twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 138370061 276740122 553480244 691850305 1383700610 1522070671 2767401220 3044141342 6088282684 7610353355 15220706710 30441413420