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66064034 = 233032017
BaseRepresentation
bin1111110000000…
…0111010100010
311121022101211002
43330000322202
5113403022114
610315552002
71431351341
oct374007242
9147271732
1066064034
1134322983
121a15b602
13108c115a
148ab9b58
155bee7de
hex3f00ea2

66064034 has 4 divisors (see below), whose sum is σ = 99096054. Its totient is φ = 33032016.

The previous prime is 66063983. The next prime is 66064043. The reversal of 66064034 is 43046066.

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

It can be written as a sum of positive squares in only one way, i.e., 37173409 + 28890625 = 6097^2 + 5375^2 .

It is a super-3 number, since 3×660640343 (a number of 24 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 66063988 and 66064006.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16516007 + ... + 16516010.

Almost surely, 266064034 is an apocalyptic number.

66064034 is a deficient number, since it is larger than the sum of its proper divisors (33032020).

66064034 is a wasteful number, since it uses less digits than its factorization.

66064034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33032019.

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 66064034 is about 8127.9784694597. The cubic root of 66064034 is about 404.2546551527.

The spelling of 66064034 in words is "sixty-six million, sixty-four thousand, thirty-four", and thus it is an eban number.

Divisors: 1 2 33032017 66064034