Base | Representation |
---|---|
bin | 10100101000110… |
… | …10011000001000 |
3 | 110001202120012221 |
4 | 22110122120020 |
5 | 323304414310 |
6 | 25102343424 |
7 | 4201344004 |
oct | 1224323010 |
9 | 401676187 |
10 | 173123080 |
11 | 897a5a29 |
12 | 49b8ab74 |
13 | 29b369c0 |
14 | 18dc7704 |
15 | 102eaada |
hex | a51a608 |
173123080 has 48 divisors (see below), whose sum is σ = 420218820. Its totient is φ = 63811584.
The previous prime is 173123039. The next prime is 173123089. The reversal of 173123080 is 80321371.
173123080 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 6 ways, for example, as 152819044 + 20304036 = 12362^2 + 4506^2 .
It is not an unprimeable number, because it can be changed into a prime (173123089) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 299752 + ... + 300328.
Almost surely, 2173123080 is an apocalyptic number.
173123080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 173123080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (210109410).
173123080 is an abundant number, since it is smaller than the sum of its proper divisors (247095740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
173123080 is an equidigital number, since it uses as much as digits as its factorization.
173123080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1178 (or 597 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 25.
The square root of 173123080 is about 13157.6244056441. The cubic root of 173123080 is about 557.3375745934.
The spelling of 173123080 in words is "one hundred seventy-three million, one hundred twenty-three thousand, eighty".
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