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30283465009 = 74326209287
BaseRepresentation
bin11100001101000010…
…010000000100110001
32220011111200102021011
4130031002100010301
5444010031340014
621524555430521
72121311130310
oct341502200461
986144612234
1030283465009
1111930254536
125a51a55441
132b18023985
141673d56277
15bc396d7c4
hex70d090131

30283465009 has 4 divisors (see below), whose sum is σ = 34609674304. Its totient is φ = 25957255716.

The previous prime is 30283464989. The next prime is 30283465013. The reversal of 30283465009 is 90056438203.

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 not a de Polignac number, because 30283465009 - 27 = 30283464881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30283465019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2163104637 + ... + 2163104650.

It is an arithmetic number, because the mean of its divisors is an integer number (8652418576).

Almost surely, 230283465009 is an apocalyptic number.

It is an amenable number.

30283465009 is a deficient number, since it is larger than the sum of its proper divisors (4326209295).

30283465009 is an equidigital number, since it uses as much as digits as its factorization.

30283465009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4326209294.

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 30283465009 in words is "thirty billion, two hundred eighty-three million, four hundred sixty-five thousand, nine".

Divisors: 1 7 4326209287 30283465009