Base | Representation |
---|---|
bin | 10000111100001… |
… | …00011101010111 |
3 | 100220101102222111 |
4 | 20132010131113 |
5 | 242334202221 |
6 | 22033411451 |
7 | 3343555423 |
oct | 1036043527 |
9 | 326342874 |
10 | 142100311 |
11 | 73237081 |
12 | 3b709b87 |
13 | 23594332 |
14 | 14c2db83 |
15 | c71dbe1 |
hex | 8784757 |
142100311 has 6 divisors (see below), whose sum is σ = 146752736. Its totient is φ = 137452200.
The previous prime is 142100281. The next prime is 142100333. The reversal of 142100311 is 113001241.
142100311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 142100311 - 215 = 142067543 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 142100291 and 142100300.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142100341) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 65301 + ... + 67441.
Almost surely, 2142100311 is an apocalyptic number.
142100311 is a deficient number, since it is larger than the sum of its proper divisors (4652425).
142100311 is an frugal number, since it uses more digits than its factorization.
142100311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4313 (or 2172 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 13.
The square root of 142100311 is about 11920.5835008191. The cubic root of 142100311 is about 521.8331638018.
Adding to 142100311 its reverse (113001241), we get a palindrome (255101552).
The spelling of 142100311 in words is "one hundred forty-two million, one hundred thousand, three hundred eleven".
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