Base | Representation |
---|---|
bin | 1001101000101… |
… | …11011100101000 |
3 | 12122002220200110 |
4 | 10310113130220 |
5 | 131143231032 |
6 | 12004334320 |
7 | 2001045420 |
oct | 464273450 |
9 | 178086613 |
10 | 80836392 |
11 | 416a263a |
12 | 230a43a0 |
13 | 13993cb0 |
14 | aa43480 |
15 | 716b7cc |
hex | 4d17728 |
80836392 has 64 divisors (see below), whose sum is σ = 248734080. Its totient is φ = 21318912.
The previous prime is 80836391. The next prime is 80836397. The reversal of 80836392 is 29363808.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a self number, because there is not a number n which added to its sum of digits gives 80836392.
It is not an unprimeable number, because it can be changed into a prime (80836391) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16323 + ... + 20690.
It is an arithmetic number, because the mean of its divisors is an integer number (3886470).
Almost surely, 280836392 is an apocalyptic number.
It is an amenable number.
80836392 is an abundant number, since it is smaller than the sum of its proper divisors (167897688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80836392 is a wasteful number, since it uses less digits than its factorization.
80836392 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37042 (or 37038 counting only the distinct ones).
The product of its (nonzero) digits is 62208, while the sum is 39.
The square root of 80836392 is about 8990.9060722488. The cubic root of 80836392 is about 432.3833616889.
The spelling of 80836392 in words is "eighty million, eight hundred thirty-six thousand, three hundred ninety-two".
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