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30034065 = 357128201
BaseRepresentation
bin111001010010…
…0100010010001
32002111212222210
41302210202101
530142042230
62551422333
7513166605
oct162444221
962455883
1030034065
1115a54046
12a0849a9
1362b7649
143dbb505
152983eb0
hex1ca4891

30034065 has 16 divisors (see below), whose sum is σ = 48733056. Its totient is φ = 15792000.

The previous prime is 30034063. The next prime is 30034073. The reversal of 30034065 is 56043003.

It is not a de Polignac number, because 30034065 - 21 = 30034063 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30034063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13036 + ... + 15165.

It is an arithmetic number, because the mean of its divisors is an integer number (3045816).

Almost surely, 230034065 is an apocalyptic number.

It is an amenable number.

30034065 is a deficient number, since it is larger than the sum of its proper divisors (18698991).

30034065 is a wasteful number, since it uses less digits than its factorization.

30034065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28280.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 30034065 is about 5480.3343876081. The cubic root of 30034065 is about 310.8408148589.

Adding to 30034065 its reverse (56043003), we get a palindrome (86077068).

The spelling of 30034065 in words is "thirty million, thirty-four thousand, sixty-five".

Divisors: 1 3 5 15 71 213 355 1065 28201 84603 141005 423015 2002271 6006813 10011355 30034065