Base | Representation |
---|---|
bin | 1001100100001… |
… | …11111011010100 |
3 | 12121000001021212 |
4 | 10302013323110 |
5 | 131020423112 |
6 | 11544000552 |
7 | 1663046510 |
oct | 462077324 |
9 | 177001255 |
10 | 80248532 |
11 | 41330a01 |
12 | 22a60158 |
13 | 13819550 |
14 | a92d140 |
15 | 70a2522 |
hex | 4c87ed4 |
80248532 has 48 divisors (see below), whose sum is σ = 174461952. Its totient is φ = 31449600.
The previous prime is 80248499. The next prime is 80248537. The reversal of 80248532 is 23584208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80248537) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40157 + ... + 42107.
It is an arithmetic number, because the mean of its divisors is an integer number (3634624).
Almost surely, 280248532 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 80248532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87230976).
80248532 is an abundant number, since it is smaller than the sum of its proper divisors (94213420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80248532 is a wasteful number, since it uses less digits than its factorization.
80248532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2088 (or 2086 counting only the distinct ones).
The product of its (nonzero) digits is 15360, while the sum is 32.
The square root of 80248532 is about 8958.1544974397. The cubic root of 80248532 is about 431.3326817033.
The spelling of 80248532 in words is "eighty million, two hundred forty-eight thousand, five hundred thirty-two".
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