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30213324041 = 75140230791
BaseRepresentation
bin11100001000110110…
…101011110100001001
32212222121200212221112
4130020312223310021
5443334102332131
621514012220105
72116500005555
oct341066536411
985877625845
1030213324041
11118a46a759a
125a3246a635
132b06635c44
1416688d8865
15bbc71602b
hex708dabd09

30213324041 has 4 divisors (see below), whose sum is σ = 30253555584. Its totient is φ = 30173092500.

The previous prime is 30213323939. The next prime is 30213324073. The reversal of 30213324041 is 14042331203.

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 30213324041 - 222 = 30209129737 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 30213323998 and 30213324016.

It is not an unprimeable number, because it can be changed into a prime (30213324091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20114645 + ... + 20116146.

It is an arithmetic number, because the mean of its divisors is an integer number (7563388896).

Almost surely, 230213324041 is an apocalyptic number.

It is an amenable number.

30213324041 is a deficient number, since it is larger than the sum of its proper divisors (40231543).

30213324041 is an equidigital number, since it uses as much as digits as its factorization.

30213324041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40231542.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 30213324041 its reverse (14042331203), we get a palindrome (44255655244).

The spelling of 30213324041 in words is "thirty billion, two hundred thirteen million, three hundred twenty-four thousand, forty-one".

Divisors: 1 751 40230791 30213324041