Base | Representation |
---|---|
bin | 1001101000011… |
… | …11011110000000 |
3 | 12122001020212002 |
4 | 10310033132000 |
5 | 131141204322 |
6 | 12003523132 |
7 | 2000551223 |
oct | 464173600 |
9 | 178036762 |
10 | 80803712 |
11 | 41680030 |
12 | 230894a8 |
13 | 13982162 |
14 | aa355ba |
15 | 7161c92 |
hex | 4d0f780 |
80803712 has 32 divisors (see below), whose sum is σ = 175613400. Its totient is φ = 36728320.
The previous prime is 80803693. The next prime is 80803717. The reversal of 80803712 is 21730808.
It is a tau number, because it is divible by the number of its divisors (32).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80803717) 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, 27287 + ... + 30102.
Almost surely, 280803712 is an apocalyptic number.
It is an amenable number.
80803712 is an abundant number, since it is smaller than the sum of its proper divisors (94809688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80803712 is a wasteful number, since it uses less digits than its factorization.
80803712 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57414 (or 57402 counting only the distinct ones).
The product of its (nonzero) digits is 2688, while the sum is 29.
The square root of 80803712 is about 8989.0884966163. The cubic root of 80803712 is about 432.3250868100.
The spelling of 80803712 in words is "eighty million, eight hundred three thousand, seven hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.060 sec. • engine limits •