Base | Representation |
---|---|
bin | 111000111101011011… |
… | …010010101001000001 |
3 | 12211212100112022202220 |
4 | 320331123102221001 |
5 | 2000223441402221 |
6 | 44032505201253 |
7 | 4263414220401 |
oct | 707533225101 |
9 | 184770468686 |
10 | 61160106561 |
11 | 23a35316314 |
12 | ba2a490229 |
13 | 59c8bc4488 |
14 | 2d6299a801 |
15 | 18ce50d0c6 |
hex | e3d6d2a41 |
61160106561 has 32 divisors (see below), whose sum is σ = 86046105600. Its totient is φ = 38594298816.
The previous prime is 61160106547. The next prime is 61160106571. The reversal of 61160106561 is 16560106116.
61160106561 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 61160106561 - 211 = 61160104513 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (61160106571) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 836140 + ... + 906338.
It is an arithmetic number, because the mean of its divisors is an integer number (2688940800).
Almost surely, 261160106561 is an apocalyptic number.
It is an amenable number.
61160106561 is a deficient number, since it is larger than the sum of its proper divisors (24885999039).
61160106561 is a wasteful number, since it uses less digits than its factorization.
61160106561 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 70453.
The product of its (nonzero) digits is 6480, while the sum is 33.
The spelling of 61160106561 in words is "sixty-one billion, one hundred sixty million, one hundred six thousand, five hundred sixty-one".
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