Base | Representation |
---|---|
bin | 11100111010010… |
… | …11110110000000 |
3 | 121220100212222000 |
4 | 32131023312000 |
5 | 444042003322 |
6 | 40022144000 |
7 | 6003325353 |
oct | 1635136600 |
9 | 556325860 |
10 | 242531712 |
11 | 1149a2735 |
12 | 69282000 |
13 | 3b3292b7 |
14 | 242d429a |
15 | 1645b3ac |
hex | e74bd80 |
242531712 has 64 divisors (see below), whose sum is σ = 715815600. Its totient is φ = 80842752.
The previous prime is 242531701. The next prime is 242531717. The reversal of 242531712 is 217135242.
242531712 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (64).
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (242531717) 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, 31633 + ... + 38544.
Almost surely, 2242531712 is an apocalyptic number.
It is an amenable number.
242531712 is an abundant number, since it is smaller than the sum of its proper divisors (473283888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
242531712 is an equidigital number, since it uses as much as digits as its factorization.
242531712 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 70200 (or 70182 counting only the distinct ones).
The product of its digits is 3360, while the sum is 27.
The square root of 242531712 is about 15573.4296800673. The cubic root of 242531712 is about 623.6240338772.
Adding to 242531712 its reverse (217135242), we get a palindrome (459666954).
The spelling of 242531712 in words is "two hundred forty-two million, five hundred thirty-one thousand, seven hundred twelve".
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