Base | Representation |
---|---|
bin | 10000111101001… |
… | …11001100101110 |
3 | 100220122200011200 |
4 | 20132213030232 |
5 | 242403230411 |
6 | 22040430330 |
7 | 3345020322 |
oct | 1036471456 |
9 | 326580150 |
10 | 142242606 |
11 | 73323a80 |
12 | 3b7783a6 |
13 | 2361402c |
14 | 14c69982 |
15 | c74ae56 |
hex | 87a732e |
142242606 has 48 divisors (see below), whose sum is σ = 341750448. Its totient is φ = 42393600.
The previous prime is 142242599. The next prime is 142242623. The reversal of 142242606 is 606242241.
142242606 is a `hidden beast` number, since 14 + 2 + 2 + 42 + 606 = 666.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 142242606.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6190 + ... + 17966.
It is an arithmetic number, because the mean of its divisors is an integer number (7119801).
Almost surely, 2142242606 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 142242606, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170875224).
142242606 is an abundant number, since it is smaller than the sum of its proper divisors (199507842).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142242606 is a wasteful number, since it uses less digits than its factorization.
142242606 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11857 (or 11854 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 27.
The square root of 142242606 is about 11926.5504652435. The cubic root of 142242606 is about 522.0072883996.
Adding to 142242606 its reverse (606242241), we get a palindrome (748484847).
The spelling of 142242606 in words is "one hundred forty-two million, two hundred forty-two thousand, six hundred six".
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