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30023211041 = 154319457687
BaseRepresentation
bin11011111101100001…
…011101100000100001
32212111100222010221022
4123331201131200201
5442441420223131
621443101335225
72112001040345
oct337541354041
985440863838
1030023211041
111180735790a
12599a867515
132aa6130c45
14164b56b625
15baabb137b
hex6fd85d821

30023211041 has 4 divisors (see below), whose sum is σ = 30042670272. Its totient is φ = 30003751812.

The previous prime is 30023211037. The next prime is 30023211067. The reversal of 30023211041 is 14011232003.

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 30023211041 - 22 = 30023211037 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30023211091) 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, 9727301 + ... + 9730386.

It is an arithmetic number, because the mean of its divisors is an integer number (7510667568).

Almost surely, 230023211041 is an apocalyptic number.

It is an amenable number.

30023211041 is a deficient number, since it is larger than the sum of its proper divisors (19459231).

30023211041 is a wasteful number, since it uses less digits than its factorization.

30023211041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19459230.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 30023211041 its reverse (14011232003), we get a palindrome (44034443044).

The spelling of 30023211041 in words is "thirty billion, twenty-three million, two hundred eleven thousand, forty-one".

Divisors: 1 1543 19457687 30023211041