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30324065 = 56064813
BaseRepresentation
bin111001110101…
…1010101100001
32010001121210112
41303223111201
530230332230
63001541105
7515515232
oct163532541
963047715
1030324065
1116131a12
12a1a4795
136389645
144055089
1529ded95
hex1ceb561

30324065 has 4 divisors (see below), whose sum is σ = 36388884. Its totient is φ = 24259248.

The previous prime is 30324023. The next prime is 30324067. The reversal of 30324065 is 56042303.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 19088161 + 11235904 = 4369^2 + 3352^2 .

It is a cyclic number.

It is not a de Polignac number, because 30324065 - 26 = 30324001 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 30324065.

It is not an unprimeable number, because it can be changed into a prime (30324067) 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, 3032402 + ... + 3032411.

It is an arithmetic number, because the mean of its divisors is an integer number (9097221).

Almost surely, 230324065 is an apocalyptic number.

It is an amenable number.

30324065 is a deficient number, since it is larger than the sum of its proper divisors (6064819).

30324065 is an equidigital number, since it uses as much as digits as its factorization.

30324065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6064818.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 30324065 is about 5506.7290654253. The cubic root of 30324065 is about 311.8380741232.

Adding to 30324065 its reverse (56042303), we get a palindrome (86366368).

The spelling of 30324065 in words is "thirty million, three hundred twenty-four thousand, sixty-five".

Divisors: 1 5 6064813 30324065