Base | Representation |
---|---|
bin | 11100111000111… |
… | …00100001000101 |
3 | 121220000001001100 |
4 | 32130130201011 |
5 | 444014302421 |
6 | 40014050313 |
7 | 6001560243 |
oct | 1634344105 |
9 | 556001040 |
10 | 242337861 |
11 | 114880027 |
12 | 691a9999 |
13 | 3b28bcac |
14 | 24283793 |
15 | 1641dc26 |
hex | e71c845 |
242337861 has 12 divisors (see below), whose sum is σ = 355268992. Its totient is φ = 159146856.
The previous prime is 242337859. The next prime is 242337869. The reversal of 242337861 is 168733242.
It is a happy number.
242337861 is a `hidden beast` number, since 242 + 337 + 86 + 1 = 666.
It is not a de Polignac number, because 242337861 - 21 = 242337859 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (242337869) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 200341 + ... + 201546.
Almost surely, 2242337861 is an apocalyptic number.
It is an amenable number.
242337861 is a deficient number, since it is larger than the sum of its proper divisors (112931131).
242337861 is a wasteful number, since it uses less digits than its factorization.
242337861 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 401960 (or 401957 counting only the distinct ones).
The product of its digits is 48384, while the sum is 36.
The square root of 242337861 is about 15567.2046623663. The cubic root of 242337861 is about 623.4578393010.
The spelling of 242337861 in words is "two hundred forty-two million, three hundred thirty-seven thousand, eight hundred sixty-one".
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