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30430424341 = 43707684287
BaseRepresentation
bin11100010101110010…
…110110110100010101
32220112202012201120101
4130111302312310111
5444310142034331
621551325334101
72125044224212
oct342562666425
986482181511
1030430424341
11119a61aa229
125a93107331
132b3c5c9865
14168968cb09
15bd17ec061
hex715cb6d15

30430424341 has 4 divisors (see below), whose sum is σ = 31138108672. Its totient is φ = 29722740012.

The previous prime is 30430424329. The next prime is 30430424351. The reversal of 30430424341 is 14342403403.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-30430424341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30430424351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 353842101 + ... + 353842186.

It is an arithmetic number, because the mean of its divisors is an integer number (7784527168).

Almost surely, 230430424341 is an apocalyptic number.

It is an amenable number.

30430424341 is a deficient number, since it is larger than the sum of its proper divisors (707684331).

30430424341 is an equidigital number, since it uses as much as digits as its factorization.

30430424341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 707684330.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 30430424341 its reverse (14342403403), we get a palindrome (44772827744).

The spelling of 30430424341 in words is "thirty billion, four hundred thirty million, four hundred twenty-four thousand, three hundred forty-one".

Divisors: 1 43 707684287 30430424341