Base | Representation |
---|---|
bin | 11100111110001… |
… | …10100000100000 |
3 | 121221022102011121 |
4 | 32133012200200 |
5 | 444204043034 |
6 | 40041022024 |
7 | 6010520233 |
oct | 1637064040 |
9 | 557272147 |
10 | 243034144 |
11 | 115206171 |
12 | 69484914 |
13 | 3b473bb2 |
14 | 243c541a |
15 | 1650a1b4 |
hex | e7c6820 |
243034144 has 24 divisors (see below), whose sum is σ = 478852668. Its totient is φ = 121420800.
The previous prime is 243034109. The next prime is 243034147. The reversal of 243034144 is 441430342.
It can be written as a sum of positive squares in 2 ways, for example, as 242985744 + 48400 = 15588^2 + 220^2 .
It is not an unprimeable number, because it can be changed into a prime (243034147) 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, 55524 + ... + 59740.
Almost surely, 2243034144 is an apocalyptic number.
It is an amenable number.
243034144 is a deficient number, since it is larger than the sum of its proper divisors (235818524).
243034144 is a wasteful number, since it uses less digits than its factorization.
243034144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6028 (or 6020 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 25.
The square root of 243034144 is about 15589.5523989626. The cubic root of 243034144 is about 624.0543728645.
Adding to 243034144 its reverse (441430342), we get a palindrome (684464486).
The spelling of 243034144 in words is "two hundred forty-three million, thirty-four thousand, one hundred forty-four".
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