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30064066 = 276119753
BaseRepresentation
bin111001010101…
…1110111000010
32002120102010221
41302223313002
530144022231
62552213254
7513353224
oct162536702
962512127
1030064066
1115a7463a
12a09a22a
1362c81b6
143dc8414
15298cd11
hex1cabdc2

30064066 has 8 divisors (see below), whose sum is σ = 45157644. Its totient is φ = 15011520.

The previous prime is 30064063. The next prime is 30064081. The reversal of 30064066 is 66046003.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 23668225 + 6395841 = 4865^2 + 2529^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 30064066.

It is not an unprimeable number, because it can be changed into a prime (30064063) 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, 8355 + ... + 11398.

Almost surely, 230064066 is an apocalyptic number.

30064066 is a deficient number, since it is larger than the sum of its proper divisors (15093578).

30064066 is a wasteful number, since it uses less digits than its factorization.

30064066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20516.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 30064066 is about 5483.0708549133. The cubic root of 30064066 is about 310.9442799512.

The spelling of 30064066 in words is "thirty million, sixty-four thousand, sixty-six", and thus it is an eban number.

Divisors: 1 2 761 1522 19753 39506 15032033 30064066