Base | Representation |
---|---|
bin | 10100011011001… |
… | …10111000011010 |
3 | 102221101221022122 |
4 | 22031212320122 |
5 | 322330324130 |
6 | 25000221242 |
7 | 4150234313 |
oct | 1215467032 |
9 | 387357278 |
10 | 171339290 |
11 | 88797821 |
12 | 4946a822 |
13 | 29660ac5 |
14 | 18a8160a |
15 | 100972e5 |
hex | a366e1a |
171339290 has 8 divisors (see below), whose sum is σ = 308410740. Its totient is φ = 68535712.
The previous prime is 171339251. The next prime is 171339293. The reversal of 171339290 is 92933171.
171339290 is digitally balanced in base 2, 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 2 ways, for example, as 163660849 + 7678441 = 12793^2 + 2771^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-3 number, since 3×1713392903 (a number of 26 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 171339290.
It is not an unprimeable number, because it can be changed into a prime (171339293) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8566955 + ... + 8566974.
Almost surely, 2171339290 is an apocalyptic number.
171339290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
171339290 is a deficient number, since it is larger than the sum of its proper divisors (137071450).
171339290 is a wasteful number, since it uses less digits than its factorization.
171339290 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17133936.
The product of its (nonzero) digits is 10206, while the sum is 35.
The square root of 171339290 is about 13089.6634792496. The cubic root of 171339290 is about 555.4167689021.
The spelling of 171339290 in words is "one hundred seventy-one million, three hundred thirty-nine thousand, two hundred ninety".
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