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30230010001 = 49807606943
BaseRepresentation
bin11100001001110110…
…010101100010010001
32220000210002121210001
4130021312111202101
5443402340310001
621515410010001
72120061562642
oct341166254221
986023077701
1030230010001
1111903063a44
125a37b76901
132b09c28aa9
14166abdd6c9
15bbde10001
hex709d95891

30230010001 has 4 divisors (see below), whose sum is σ = 30230666752. Its totient is φ = 30229353252.

The previous prime is 30230009987. The next prime is 30230010007. The reversal of 30230010001 is 10001003203.

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 not a de Polignac number, because 30230010001 - 211 = 30230007953 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 30230010001.

It is not an unprimeable number, because it can be changed into a prime (30230010007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 253665 + ... + 353278.

It is an arithmetic number, because the mean of its divisors is an integer number (7557666688).

Almost surely, 230230010001 is an apocalyptic number.

It is an amenable number.

30230010001 is a deficient number, since it is larger than the sum of its proper divisors (656751).

30230010001 is an equidigital number, since it uses as much as digits as its factorization.

30230010001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 656750.

The product of its (nonzero) digits is 18, while the sum is 10.

Adding to 30230010001 its reverse (10001003203), we get a palindrome (40231013204).

The spelling of 30230010001 in words is "thirty billion, two hundred thirty million, ten thousand, one".

Divisors: 1 49807 606943 30230010001