Base | Representation |
---|---|
bin | 1001100100000… |
… | …00000110001100 |
3 | 12120221102022000 |
4 | 10302000012030 |
5 | 131013411320 |
6 | 11543152300 |
7 | 1662554142 |
oct | 462000614 |
9 | 176842260 |
10 | 80216460 |
11 | 413098a5 |
12 | 22a45690 |
13 | 13807a7c |
14 | a921592 |
15 | 7097c90 |
hex | 4c8018c |
80216460 has 48 divisors (see below), whose sum is σ = 249564000. Its totient is φ = 21390912.
The previous prime is 80216419. The next prime is 80216471. The reversal of 80216460 is 6461208.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73735 + ... + 74814.
It is an arithmetic number, because the mean of its divisors is an integer number (5199250).
Almost surely, 280216460 is an apocalyptic number.
It is an amenable number.
80216460 is an abundant number, since it is smaller than the sum of its proper divisors (169347540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80216460 is a wasteful number, since it uses less digits than its factorization.
80216460 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 148567 (or 148559 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 27.
The square root of 80216460 is about 8956.3642176946. The cubic root of 80216460 is about 431.2752121366.
Adding to 80216460 its reverse (6461208), we get a palindrome (86677668).
The spelling of 80216460 in words is "eighty million, two hundred sixteen thousand, four hundred sixty".
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