Base | Representation |
---|---|
bin | 11100111010001… |
… | …10100011110010 |
3 | 121220022210021022 |
4 | 32131012203302 |
5 | 444040310231 |
6 | 40021455442 |
7 | 6003205301 |
oct | 1635064362 |
9 | 556283238 |
10 | 242510066 |
11 | 114988447 |
12 | 69271582 |
13 | 3b31c4a6 |
14 | 242ca438 |
15 | 16454c7b |
hex | e7468f2 |
242510066 has 8 divisors (see below), whose sum is σ = 385163100. Its totient is φ = 114122368.
The previous prime is 242510063. The next prime is 242510071. The reversal of 242510066 is 660015242.
It can be written as a sum of positive squares in 2 ways, for example, as 241647025 + 863041 = 15545^2 + 929^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×2425100662 = 117622264222648712, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (242510063) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3566291 + ... + 3566358.
Almost surely, 2242510066 is an apocalyptic number.
242510066 is a deficient number, since it is larger than the sum of its proper divisors (142653034).
242510066 is a wasteful number, since it uses less digits than its factorization.
242510066 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7132668.
The product of its (nonzero) digits is 2880, while the sum is 26.
The square root of 242510066 is about 15572.7346988254. The cubic root of 242510066 is about 623.6054804719.
The spelling of 242510066 in words is "two hundred forty-two million, five hundred ten thousand, sixty-six".
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