Base | Representation |
---|---|
bin | 10000111101111… |
… | …11000010000110 |
3 | 100220211122002101 |
4 | 20132333002012 |
5 | 242414341410 |
6 | 22042502314 |
7 | 3345605044 |
oct | 1036770206 |
9 | 326748071 |
10 | 142340230 |
11 | 7339035a |
12 | 3b80499a |
13 | 236495b6 |
14 | 14c93394 |
15 | c769d3a |
hex | 87bf086 |
142340230 has 16 divisors (see below), whose sum is σ = 256348800. Its totient is φ = 56905792.
The previous prime is 142340213. The next prime is 142340257. The reversal of 142340230 is 32043241.
142340230 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 142340198 and 142340207.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32427 + ... + 36553.
It is an arithmetic number, because the mean of its divisors is an integer number (16021800).
Almost surely, 2142340230 is an apocalyptic number.
142340230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
142340230 is a deficient number, since it is larger than the sum of its proper divisors (114008570).
142340230 is a wasteful number, since it uses less digits than its factorization.
142340230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7583.
The product of its (nonzero) digits is 576, while the sum is 19.
The square root of 142340230 is about 11930.6424806043. The cubic root of 142340230 is about 522.1266825038.
Adding to 142340230 its reverse (32043241), we get a palindrome (174383471).
The spelling of 142340230 in words is "one hundred forty-two million, three hundred forty thousand, two hundred thirty".
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