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30330131023 = 292294567103
BaseRepresentation
bin11100001111110100…
…010001001001001111
32220021202111022000001
4130033310101021033
5444104003143043
621533343545131
72122415600653
oct341764211117
986252438001
1030330131023
1111954628395
125a655bb1a7
132b248b26ba
14167a222a63
15bc7ada74d
hex70fd1124f

30330131023 has 8 divisors (see below), whose sum is σ = 31513017600. Its totient is φ = 29156379168.

The previous prime is 30330130997. The next prime is 30330131057. The reversal of 30330131023 is 32013103303.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30330131023 - 29 = 30330130511 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 (30330137023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2276911 + ... + 2290192.

It is an arithmetic number, because the mean of its divisors is an integer number (3939127200).

Almost surely, 230330131023 is an apocalyptic number.

30330131023 is a deficient number, since it is larger than the sum of its proper divisors (1182886577).

30330131023 is a wasteful number, since it uses less digits than its factorization.

30330131023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4567361.

The product of its (nonzero) digits is 486, while the sum is 19.

Adding to 30330131023 its reverse (32013103303), we get a palindrome (62343234326).

The spelling of 30330131023 in words is "thirty billion, three hundred thirty million, one hundred thirty-one thousand, twenty-three".

Divisors: 1 29 229 6641 4567103 132445987 1045866587 30330131023