Base | Representation |
---|---|
bin | 1001101000111… |
… | …00001100011000 |
3 | 12122010220100110 |
4 | 10310130030120 |
5 | 131144341312 |
6 | 12005004320 |
7 | 2001156201 |
oct | 464341430 |
9 | 178126313 |
10 | 80855832 |
11 | 41706202 |
12 | 230b36a0 |
13 | 1399cab5 |
14 | aa4a5a8 |
15 | 717243c |
hex | 4d1c318 |
80855832 has 16 divisors (see below), whose sum is σ = 202139640. Its totient is φ = 26951936.
The previous prime is 80855821. The next prime is 80855837. The reversal of 80855832 is 23855808.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80855837) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1684473 + ... + 1684520.
Almost surely, 280855832 is an apocalyptic number.
It is an amenable number.
80855832 is an abundant number, since it is smaller than the sum of its proper divisors (121283808).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80855832 is a wasteful number, since it uses less digits than its factorization.
80855832 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3369002 (or 3368998 counting only the distinct ones).
The product of its (nonzero) digits is 76800, while the sum is 39.
The square root of 80855832 is about 8991.9870996349. The cubic root of 80855832 is about 432.4180195892.
The spelling of 80855832 in words is "eighty million, eight hundred fifty-five thousand, eight hundred thirty-two".
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