Base | Representation |
---|---|
bin | 1001101000000… |
… | …00101011010010 |
3 | 12121221011202000 |
4 | 10310000223102 |
5 | 131132234442 |
6 | 12002334430 |
7 | 2000206455 |
oct | 464005322 |
9 | 177834660 |
10 | 80743122 |
11 | 41639559 |
12 | 2305a416 |
13 | 139606c5 |
14 | aa1b49c |
15 | 714dd4c |
hex | 4d00ad2 |
80743122 has 32 divisors (see below), whose sum is σ = 188875200. Its totient is φ = 25497504.
The previous prime is 80743111. The next prime is 80743123. The reversal of 80743122 is 22134708.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (80743123) 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, 38323 + ... + 40374.
It is an arithmetic number, because the mean of its divisors is an integer number (5902350).
Almost surely, 280743122 is an apocalyptic number.
80743122 is an abundant number, since it is smaller than the sum of its proper divisors (108132078).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80743122 is a wasteful number, since it uses less digits than its factorization.
80743122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78727 (or 78721 counting only the distinct ones).
The product of its (nonzero) digits is 2688, while the sum is 27.
The square root of 80743122 is about 8985.7176674988. The cubic root of 80743122 is about 432.2170013176.
The spelling of 80743122 in words is "eighty million, seven hundred forty-three thousand, one hundred twenty-two".
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