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30065625236 = 2246116304569
BaseRepresentation
bin11100000000000011…
…010000100010010100
32212121022210000021102
4130000003100202110
5443033300001421
621451214405232
72113024412033
oct340003204224
985538700242
1030065625236
1111829297269
1259b0b00818
132ab1b615ba
14165304c71a
15bae78d60b
hex7000d0894

30065625236 has 12 divisors (see below), whose sum is σ = 52728979380. Its totient is φ = 15000202560.

The previous prime is 30065625229. The next prime is 30065625257. The reversal of 30065625236 is 63252656003.

It can be written as a sum of positive squares in 2 ways, for example, as 10232536336 + 19833088900 = 101156^2 + 140830^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 30065625236.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8150441 + ... + 8154128.

It is an arithmetic number, because the mean of its divisors is an integer number (4394081615).

Almost surely, 230065625236 is an apocalyptic number.

It is an amenable number.

30065625236 is a deficient number, since it is larger than the sum of its proper divisors (22663354144).

30065625236 is a wasteful number, since it uses less digits than its factorization.

30065625236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16305034 (or 16305032 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 38.

The spelling of 30065625236 in words is "thirty billion, sixty-five million, six hundred twenty-five thousand, two hundred thirty-six".

Divisors: 1 2 4 461 922 1844 16304569 32609138 65218276 7516406309 15032812618 30065625236