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30065008425 = 352400866779
BaseRepresentation
bin11100000000000000…
…111001111100101001
32212121021121200011120
4130000000321330221
5443033120232200
621451153245453
72113016232534
oct340000717451
985537550146
1030065008425
1111828a05901
1259b0863889
132ab19a691a
141652d2ba1b
15bae6ba9a0
hex700039f29

30065008425 has 12 divisors (see below), whose sum is σ = 49707480720. Its totient is φ = 16034671120.

The previous prime is 30065008399. The next prime is 30065008429. The reversal of 30065008425 is 52480056003.

It is not a de Polignac number, because 30065008425 - 26 = 30065008361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30065008429) 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, 200433315 + ... + 200433464.

It is an arithmetic number, because the mean of its divisors is an integer number (4142290060).

Almost surely, 230065008425 is an apocalyptic number.

It is an amenable number.

30065008425 is a deficient number, since it is larger than the sum of its proper divisors (19642472295).

30065008425 is a wasteful number, since it uses less digits than its factorization.

30065008425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400866792 (or 400866787 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

The spelling of 30065008425 in words is "thirty billion, sixty-five million, eight thousand, four hundred twenty-five".

Divisors: 1 3 5 15 25 75 400866779 1202600337 2004333895 6013001685 10021669475 30065008425