Base | Representation |
---|---|
bin | 11011111101001… |
… | …01111100001110 |
3 | 121100021110011220 |
4 | 31332211330032 |
5 | 440013342032 |
6 | 35134224210 |
7 | 5545214604 |
oct | 1576457416 |
9 | 540243156 |
10 | 234512142 |
11 | 110415497 |
12 | 66655066 |
13 | 3977bca7 |
14 | 23207874 |
15 | 158c512c |
hex | dfa5f0e |
234512142 has 16 divisors (see below), whose sum is σ = 481701072. Its totient is φ = 76057920.
The previous prime is 234512099. The next prime is 234512167. The reversal of 234512142 is 241215432.
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, 527959 + ... + 528402.
It is an arithmetic number, because the mean of its divisors is an integer number (30106317).
Almost surely, 2234512142 is an apocalyptic number.
234512142 is an abundant number, since it is smaller than the sum of its proper divisors (247188930).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
234512142 is a wasteful number, since it uses less digits than its factorization.
234512142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1056403.
The product of its digits is 1920, while the sum is 24.
The square root of 234512142 is about 15313.7892763352. The cubic root of 234512142 is about 616.6732515813.
Adding to 234512142 its reverse (241215432), we get a palindrome (475727574).
The spelling of 234512142 in words is "two hundred thirty-four million, five hundred twelve thousand, one hundred forty-two".
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