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30112020313 = 672999149861
BaseRepresentation
bin11100000010110100…
…001111011101011001
32212201120002010100121
4130002310033131121
5443132134122223
621455553033241
72114126643454
oct340264173531
985646063317
1030112020313
11118524a5601
125a04555821
132abb656bcb
14165928849b
15bb38a515d
hex702d0f759

30112020313 has 8 divisors (see below), whose sum is σ = 30571848000. Its totient is φ = 29652498480.

The previous prime is 30112020307. The next prime is 30112020347. The reversal of 30112020313 is 31302021103.

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 30112020313 - 213 = 30112012121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30112020613) 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, 126003 + ... + 275863.

It is an arithmetic number, because the mean of its divisors is an integer number (3821481000).

Almost surely, 230112020313 is an apocalyptic number.

It is an amenable number.

30112020313 is a deficient number, since it is larger than the sum of its proper divisors (459827687).

30112020313 is a wasteful number, since it uses less digits than its factorization.

30112020313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152927.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 30112020313 its reverse (31302021103), we get a palindrome (61414041416).

The spelling of 30112020313 in words is "thirty billion, one hundred twelve million, twenty thousand, three hundred thirteen".

Divisors: 1 67 2999 149861 200933 10040687 449433139 30112020313