Base | Representation |
---|---|
bin | 1001101001100… |
… | …01101001000011 |
3 | 12122022100212012 |
4 | 10310301221003 |
5 | 131210144213 |
6 | 12010523135 |
7 | 2002003262 |
oct | 464615103 |
9 | 178270765 |
10 | 80943683 |
11 | 41766207 |
12 | 231364ab |
13 | 13a00a92 |
14 | aa705d9 |
15 | 718d4a8 |
hex | 4d31a43 |
80943683 has 4 divisors (see below), whose sum is σ = 81729648. Its totient is φ = 80157720.
The previous prime is 80943661. The next prime is 80943689. The reversal of 80943683 is 38634908.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 80943683 - 26 = 80943619 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 80943683.
It is not an unprimeable number, because it can be changed into a prime (80943689) 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, 392828 + ... + 393033.
It is an arithmetic number, because the mean of its divisors is an integer number (20432412).
Almost surely, 280943683 is an apocalyptic number.
80943683 is a deficient number, since it is larger than the sum of its proper divisors (785965).
80943683 is a wasteful number, since it uses less digits than its factorization.
80943683 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 785964.
The product of its (nonzero) digits is 124416, while the sum is 41.
The square root of 80943683 is about 8996.8707337607. The cubic root of 80943683 is about 432.5745723263.
The spelling of 80943683 in words is "eighty million, nine hundred forty-three thousand, six hundred eighty-three".
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