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80510966 = 2293913697
BaseRepresentation
bin1001100110001…
…11111111110110
312121111101021122
410303013333312
5131102322331
611553343542
71665221564
oct463077766
9177441248
1080510966
11414a0098
1222b67bb2
13138abb33
14a99aa34
15710517b
hex4cc7ff6

80510966 has 8 divisors (see below), whose sum is σ = 120816360. Its totient is φ = 40238848.

The previous prime is 80510959. The next prime is 80510977. The reversal of 80510966 is 66901508.

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

It is a Curzon number.

It is a congruent number.

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, 971 + ... + 12726.

It is an arithmetic number, because the mean of its divisors is an integer number (15102045).

Almost surely, 280510966 is an apocalyptic number.

80510966 is a deficient number, since it is larger than the sum of its proper divisors (40305394).

80510966 is a wasteful number, since it uses less digits than its factorization.

80510966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16638.

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 80510966 is about 8972.7903129406. The cubic root of 80510966 is about 431.8023608689.

The spelling of 80510966 in words is "eighty million, five hundred ten thousand, nine hundred sixty-six".

Divisors: 1 2 2939 5878 13697 27394 40255483 80510966