Base | Representation |
---|---|
bin | 11100111011110… |
… | …10011010111110 |
3 | 121220201120200000 |
4 | 32131322122332 |
5 | 444114104434 |
6 | 40030215130 |
7 | 6005051520 |
oct | 1635723276 |
9 | 556646600 |
10 | 242722494 |
11 | 115013003 |
12 | 693544a6 |
13 | 3b3950a1 |
14 | 24343a10 |
15 | 16497b99 |
hex | e77a6be |
242722494 has 48 divisors (see below), whose sum is σ = 623296128. Its totient is φ = 69348312.
The previous prime is 242722483. The next prime is 242722537. The reversal of 242722494 is 494227242.
242722494 is a `hidden beast` number, since 2 + 427 + 224 + 9 + 4 = 666.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32272 + ... + 39075.
It is an arithmetic number, because the mean of its divisors is an integer number (12985336).
Almost surely, 2242722494 is an apocalyptic number.
242722494 is an abundant number, since it is smaller than the sum of its proper divisors (380573634).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
242722494 is an equidigital number, since it uses as much as digits as its factorization.
242722494 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 71371 (or 71359 counting only the distinct ones).
The product of its digits is 64512, while the sum is 36.
The square root of 242722494 is about 15579.5537163296. The cubic root of 242722494 is about 623.7875108599.
The spelling of 242722494 in words is "two hundred forty-two million, seven hundred twenty-two thousand, four hundred ninety-four".
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