Base | Representation |
---|---|
bin | 11100111101001… |
… | …11010110011110 |
3 | 121221001221010000 |
4 | 32132213112132 |
5 | 444141002101 |
6 | 40034155130 |
7 | 6006446202 |
oct | 1636472636 |
9 | 557057100 |
10 | 242906526 |
11 | 1151292a5 |
12 | 69422aa6 |
13 | 3b42aa95 |
14 | 24390b02 |
15 | 164d2486 |
hex | e7a759e |
242906526 has 80 divisors (see below), whose sum is σ = 584139600. Its totient is φ = 75209472.
The previous prime is 242906501. The next prime is 242906569. The reversal of 242906526 is 625609242.
242906526 is a `hidden beast` number, since 2 + 42 + 90 + 6 + 526 = 666.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 162390 + ... + 163878.
It is an arithmetic number, because the mean of its divisors is an integer number (7301745).
Almost surely, 2242906526 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 242906526, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (292069800).
242906526 is an abundant number, since it is smaller than the sum of its proper divisors (341233074).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
242906526 is a wasteful number, since it uses less digits than its factorization.
242906526 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1575 (or 1566 counting only the distinct ones).
The product of its (nonzero) digits is 51840, while the sum is 36.
The square root of 242906526 is about 15585.4587997916. The cubic root of 242906526 is about 623.9451227628.
The spelling of 242906526 in words is "two hundred forty-two million, nine hundred six thousand, five hundred twenty-six".
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