Base | Representation |
---|---|
bin | 1001100011110… |
… | …11000110001110 |
3 | 12120220101012120 |
4 | 10301323012032 |
5 | 131012232412 |
6 | 11542513410 |
7 | 1662440346 |
oct | 461730616 |
9 | 176811176 |
10 | 80195982 |
11 | 412a5479 |
12 | 22a35866 |
13 | 137cb659 |
14 | a917d26 |
15 | 7091b8c |
hex | 4c7b18e |
80195982 has 8 divisors (see below), whose sum is σ = 160391976. Its totient is φ = 26731992.
The previous prime is 80195971. The next prime is 80195993. The reversal of 80195982 is 28959108.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (80195971) and next prime (80195993).
It is a sphenic number, since it is the product of 3 distinct primes.
80195982 is an admirable 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, 6682993 + ... + 6683004.
It is an arithmetic number, because the mean of its divisors is an integer number (20048997).
Almost surely, 280195982 is an apocalyptic number.
80195982 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80195982 is a wasteful number, since it uses less digits than its factorization.
80195982 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13366002.
The product of its (nonzero) digits is 51840, while the sum is 42.
The square root of 80195982 is about 8955.2209352980. The cubic root of 80195982 is about 431.2385097548.
The spelling of 80195982 in words is "eighty million, one hundred ninety-five thousand, nine hundred eighty-two".
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