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30344031009 = 3216127209063
BaseRepresentation
bin11100010000101001…
…010010101100100001
32220022201122111012100
4130100221102230201
5444121032443014
621535001521013
72122645002465
oct342051225441
986281574170
1030344031009
1111961461686
125a6a1a3169
132b2773b446
14167c0004a5
15bc8e34009
hex710a52b21

30344031009 has 12 divisors (see below), whose sum is σ = 43833194496. Its totient is φ = 20228002872.

The previous prime is 30344030963. The next prime is 30344031023. The reversal of 30344031009 is 90013044303.

30344031009 is a `hidden beast` number, since 3 + 0 + 344 + 0 + 310 + 0 + 9 = 666.

It is not a de Polignac number, because 30344031009 - 225 = 30310476577 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30344031059) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40612 + ... + 249674.

It is an arithmetic number, because the mean of its divisors is an integer number (3652766208).

Almost surely, 230344031009 is an apocalyptic number.

It is an amenable number.

30344031009 is a deficient number, since it is larger than the sum of its proper divisors (13489163487).

30344031009 is a wasteful number, since it uses less digits than its factorization.

30344031009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225196 (or 225193 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The spelling of 30344031009 in words is "thirty billion, three hundred forty-four million, thirty-one thousand, nine".

Divisors: 1 3 9 16127 48381 145143 209063 627189 1881567 3371559001 10114677003 30344031009