Base | Representation |
---|---|
bin | 11100111011100… |
… | …01000011101000 |
3 | 121220122122001100 |
4 | 32131301003220 |
5 | 444111343021 |
6 | 40025321400 |
7 | 6004531632 |
oct | 1635610350 |
9 | 556578040 |
10 | 242684136 |
11 | 114a97202 |
12 | 69336260 |
13 | 3b3807a6 |
14 | 24333a52 |
15 | 1648b626 |
hex | e7710e8 |
242684136 has 48 divisors (see below), whose sum is σ = 658532160. Its totient is φ = 80739360.
The previous prime is 242684069. The next prime is 242684137. The reversal of 242684136 is 631486242.
242684136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a nude number because it is divisible by every one of its digits.
It is a self number, because there is not a number n which added to its sum of digits gives 242684136.
It is not an unprimeable number, because it can be changed into a prime (242684137) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38161 + ... + 44063.
It is an arithmetic number, because the mean of its divisors is an integer number (13719420).
Almost surely, 2242684136 is an apocalyptic number.
It is an amenable number.
242684136 is an abundant number, since it is smaller than the sum of its proper divisors (415848024).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
242684136 is a wasteful number, since it uses less digits than its factorization.
242684136 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6486 (or 6479 counting only the distinct ones).
The product of its digits is 55296, while the sum is 36.
The square root of 242684136 is about 15578.3226311436. The cubic root of 242684136 is about 623.7546495986.
The spelling of 242684136 in words is "two hundred forty-two million, six hundred eighty-four thousand, one hundred thirty-six".
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