Base | Representation |
---|---|
bin | 10000111110101… |
… | …01111110011100 |
3 | 100221000101222220 |
4 | 20133111332130 |
5 | 242430343304 |
6 | 22044505340 |
7 | 3346446033 |
oct | 1037257634 |
9 | 327011886 |
10 | 142434204 |
11 | 73444a20 |
12 | 3b84b250 |
13 | 236802c3 |
14 | 14cb971a |
15 | c787ad9 |
hex | 87d5f9c |
142434204 has 48 divisors (see below), whose sum is σ = 365371776. Its totient is φ = 42827200.
The previous prime is 142434199. The next prime is 142434209. The reversal of 142434204 is 402434241.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (142434199) and next prime (142434209).
It is a super-2 number, since 2×1424342042 = 40575004938227232, which contains 22 as substring.
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 pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13174 + ... + 21410.
It is an arithmetic number, because the mean of its divisors is an integer number (7611912).
Almost surely, 2142434204 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 142434204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182685888).
142434204 is an abundant number, since it is smaller than the sum of its proper divisors (222937572).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142434204 is a wasteful number, since it uses less digits than its factorization.
142434204 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8386 (or 8384 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 24.
The square root of 142434204 is about 11934.5801769480. The cubic root of 142434204 is about 522.2415611033.
Adding to 142434204 its reverse (402434241), we get a palindrome (544868445).
The spelling of 142434204 in words is "one hundred forty-two million, four hundred thirty-four thousand, two hundred four".
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