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80852723 = 750322963
BaseRepresentation
bin1001101000110…
…11011011110011
312122010202002022
410310123123303
5131144241343
612004542055
72001144140
oct464333363
9178122068
1080852723
1141703936
12230b192b
131399b563
14aa493c7
157171568
hex4d1b6f3

80852723 has 8 divisors (see below), whose sum is σ = 92590848. Its totient is φ = 69161544.

The previous prime is 80852713. The next prime is 80852729. The reversal of 80852723 is 32725808.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 80852723 - 224 = 64075507 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80852729) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7961 + ... + 15002.

It is an arithmetic number, because the mean of its divisors is an integer number (11573856).

Almost surely, 280852723 is an apocalyptic number.

80852723 is a deficient number, since it is larger than the sum of its proper divisors (11738125).

80852723 is a wasteful number, since it uses less digits than its factorization.

80852723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23473.

The product of its (nonzero) digits is 26880, while the sum is 35.

The square root of 80852723 is about 8991.8142218353. The cubic root of 80852723 is about 432.4124771943.

The spelling of 80852723 in words is "eighty million, eight hundred fifty-two thousand, seven hundred twenty-three".

Divisors: 1 7 503 3521 22963 160741 11550389 80852723