Base | Representation |
---|---|
bin | 11100110110111… |
… | …10000101100101 |
3 | 121212112001021112 |
4 | 32123132011211 |
5 | 443433112044 |
6 | 40004354405 |
7 | 5666443601 |
oct | 1633360545 |
9 | 555461245 |
10 | 242082149 |
11 | 1147159a1 |
12 | 690a5a05 |
13 | 3b1cc79a |
14 | 24218501 |
15 | 163bd09e |
hex | e6de165 |
242082149 has 8 divisors (see below), whose sum is σ = 245685120. Its totient is φ = 238531020.
The previous prime is 242082103. The next prime is 242082161. The reversal of 242082149 is 941280242.
It is a happy number.
It is not a de Polignac number, because 242082149 - 216 = 242016613 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (242082179) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 492794 + ... + 493284.
It is an arithmetic number, because the mean of its divisors is an integer number (30710640).
Almost surely, 2242082149 is an apocalyptic number.
It is an amenable number.
242082149 is a deficient number, since it is larger than the sum of its proper divisors (3602971).
242082149 is an frugal number, since it uses more digits than its factorization.
242082149 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 728 (or 570 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 32.
The square root of 242082149 is about 15558.9893309302. The cubic root of 242082149 is about 623.2384737179.
The spelling of 242082149 in words is "two hundred forty-two million, eighty-two thousand, one hundred forty-nine".
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