Base | Representation |
---|---|
bin | 1001100101011… |
… | …11011100001100 |
3 | 12121022021022020 |
4 | 10302233130030 |
5 | 131041113010 |
6 | 11551250140 |
7 | 1664322411 |
oct | 462573414 |
9 | 177267266 |
10 | 80410380 |
11 | 41431566 |
12 | 22b19950 |
13 | 1387510b |
14 | a972108 |
15 | 70d5470 |
hex | 4caf70c |
80410380 has 48 divisors (see below), whose sum is σ = 226437120. Its totient is φ = 21320128.
The previous prime is 80410367. The next prime is 80410403. The reversal of 80410380 is 8301408.
It is a self number, because there is not a number n which added to its sum of digits gives 80410380.
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, 6997 + ... + 14483.
It is an arithmetic number, because the mean of its divisors is an integer number (4717440).
Almost surely, 280410380 is an apocalyptic number.
It is an amenable number.
80410380 is an abundant number, since it is smaller than the sum of its proper divisors (146026740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80410380 is a wasteful number, since it uses less digits than its factorization.
80410380 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7678 (or 7676 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 24.
The square root of 80410380 is about 8967.1835043117. The cubic root of 80410380 is about 431.6224625075.
Adding to 80410380 its reverse (8301408), we get a palindrome (88711788).
The spelling of 80410380 in words is "eighty million, four hundred ten thousand, three hundred eighty".
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