Base | Representation |
---|---|
bin | 1001101000000… |
… | …00000101000010 |
3 | 12121221001101100 |
4 | 10310000011002 |
5 | 131132200144 |
6 | 12002315230 |
7 | 2000166360 |
oct | 464000502 |
9 | 177831340 |
10 | 80740674 |
11 | 41637733 |
12 | 23058b16 |
13 | 1395c561 |
14 | aa1a630 |
15 | 714d269 |
hex | 4d00142 |
80740674 has 48 divisors (see below), whose sum is σ = 203336640. Its totient is φ = 22675680.
The previous prime is 80740663. The next prime is 80740679. The reversal of 80740674 is 47604708.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (80740679) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2004 + ... + 12864.
It is an arithmetic number, because the mean of its divisors is an integer number (4236180).
Almost surely, 280740674 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 80740674, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101668320).
80740674 is an abundant number, since it is smaller than the sum of its proper divisors (122595966).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80740674 is a wasteful number, since it uses less digits than its factorization.
80740674 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10935 (or 10932 counting only the distinct ones).
The product of its (nonzero) digits is 37632, while the sum is 36.
The square root of 80740674 is about 8985.5814503014. The cubic root of 80740674 is about 432.2126332349.
The spelling of 80740674 in words is "eighty million, seven hundred forty thousand, six hundred seventy-four".
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