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66082802 = 297340633
BaseRepresentation
bin1111110000010…
…1011111110010
311121100100120012
43330011133302
5113404122202
610320214522
71431460142
oct374053762
9147310505
1066082802
1134335a95
121a16a442
13108c9866
148ac2922
155c05152
hex3f057f2

66082802 has 8 divisors (see below), whose sum is σ = 100146396. Its totient is φ = 32700672.

The previous prime is 66082781. The next prime is 66082811. The reversal of 66082802 is 20828066.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 59737441 + 6345361 = 7729^2 + 2519^2 .

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

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, 170123 + ... + 170510.

Almost surely, 266082802 is an apocalyptic number.

66082802 is a deficient number, since it is larger than the sum of its proper divisors (34063594).

66082802 is a wasteful number, since it uses less digits than its factorization.

66082802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340732.

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 66082802 is about 8129.1329180916. The cubic root of 66082802 is about 404.2929328284.

The spelling of 66082802 in words is "sixty-six million, eighty-two thousand, eight hundred two".

Divisors: 1 2 97 194 340633 681266 33041401 66082802