Base | Representation |
---|---|
bin | 11100011100101… |
… | …10001001001101 |
3 | 121122001020221000 |
4 | 32032112021031 |
5 | 442043013431 |
6 | 35402530513 |
7 | 5625264342 |
oct | 1616261115 |
9 | 548036830 |
10 | 238641741 |
11 | 112786088 |
12 | 67b06a39 |
13 | 3a596840 |
14 | 239a07c9 |
15 | 15e3d9e6 |
hex | e39624d |
238641741 has 16 divisors (see below), whose sum is σ = 380739520. Its totient is φ = 146856240.
The previous prime is 238641713. The next prime is 238641757. The reversal of 238641741 is 147146832.
238641741 is a `hidden beast` number, since 2 + 3 + 8 + 641 + 7 + 4 + 1 = 666.
238641741 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 238641741 - 25 = 238641709 is a prime.
It is a super-2 number, since 2×2386417412 = 113899761095022162, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 238641696 and 238641705.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (238641791) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 339595 + ... + 340296.
It is an arithmetic number, because the mean of its divisors is an integer number (23796220).
Almost surely, 2238641741 is an apocalyptic number.
It is an amenable number.
238641741 is a deficient number, since it is larger than the sum of its proper divisors (142097779).
238641741 is a wasteful number, since it uses less digits than its factorization.
238641741 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 679913 (or 679907 counting only the distinct ones).
The product of its digits is 32256, while the sum is 36.
The square root of 238641741 is about 15448.0335641790. The cubic root of 238641741 is about 620.2719419254.
The spelling of 238641741 in words is "two hundred thirty-eight million, six hundred forty-one thousand, seven hundred forty-one".
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