Base | Representation |
---|---|
bin | 10000111110101… |
… | …01111110011000 |
3 | 100221000101222202 |
4 | 20133111332120 |
5 | 242430343300 |
6 | 22044505332 |
7 | 3346446026 |
oct | 1037257630 |
9 | 327011882 |
10 | 142434200 |
11 | 73444a17 |
12 | 3b84b248 |
13 | 236802bc |
14 | 14cb9716 |
15 | c787ad5 |
hex | 87d5f98 |
142434200 has 24 divisors (see below), whose sum is σ = 331159980. Its totient is φ = 56973600.
The previous prime is 142434199. The next prime is 142434209. The reversal of 142434200 is 2434241.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142434209) 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, 355886 + ... + 356285.
Almost surely, 2142434200 is an apocalyptic number.
142434200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
142434200 is an abundant number, since it is smaller than the sum of its proper divisors (188725780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142434200 is a wasteful number, since it uses less digits than its factorization.
142434200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 712187 (or 712178 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 20.
The square root of 142434200 is about 11934.5800093677. The cubic root of 142434200 is about 522.2415562146.
Adding to 142434200 its reverse (2434241), we get a palindrome (144868441).
The spelling of 142434200 in words is "one hundred forty-two million, four hundred thirty-four thousand, two hundred".
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