Base | Representation |
---|---|
bin | 1110100011011… |
… | …1010010000001 |
3 | 11020212100102000 |
4 | 3220313102001 |
5 | 111111400331 |
6 | 10020214213 |
7 | 1340602245 |
oct | 350672201 |
9 | 136770360 |
10 | 61043841 |
11 | 31504161 |
12 | 1853a369 |
13 | c854121 |
14 | 8170425 |
15 | 555c0e6 |
hex | 3a37481 |
61043841 has 16 divisors (see below), whose sum is σ = 91677120. Its totient is φ = 40137120.
The previous prime is 61043839. The next prime is 61043881. The reversal of 61043841 is 14834016.
61043841 is a `hidden beast` number, since 610 + 4 + 3 + 8 + 41 = 666.
It is not a de Polignac number, because 61043841 - 21 = 61043839 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (61043831) 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, 13515 + ... + 17456.
It is an arithmetic number, because the mean of its divisors is an integer number (5729820).
Almost surely, 261043841 is an apocalyptic number.
It is an amenable number.
61043841 is a deficient number, since it is larger than the sum of its proper divisors (30633279).
61043841 is a wasteful number, since it uses less digits than its factorization.
61043841 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31053 (or 31047 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 27.
The square root of 61043841 is about 7813.0558042292. The cubic root of 61043841 is about 393.7440017227.
Adding to 61043841 its reverse (14834016), we get a palindrome (75877857).
The spelling of 61043841 in words is "sixty-one million, forty-three thousand, eight hundred forty-one".
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