Base | Representation |
---|---|
bin | 1110100011101… |
… | …0000100100111 |
3 | 11020212221002100 |
4 | 3220322010213 |
5 | 111112232041 |
6 | 10020343143 |
7 | 1340650464 |
oct | 350720447 |
9 | 136787070 |
10 | 61055271 |
11 | 31511802 |
12 | 18544ab3 |
13 | c8593a4 |
14 | 817466b |
15 | 55606b6 |
hex | 3a3a127 |
61055271 has 12 divisors (see below), whose sum is σ = 92025648. Its totient is φ = 38933664.
The previous prime is 61055261. The next prime is 61055297. The reversal of 61055271 is 17255016.
61055271 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 61055271 - 213 = 61047079 is a prime.
It is a super-2 number, since 2×610552712 = 7455492233766882, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61055201) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 147270 + ... + 147683.
It is an arithmetic number, because the mean of its divisors is an integer number (7668804).
Almost surely, 261055271 is an apocalyptic number.
61055271 is a deficient number, since it is larger than the sum of its proper divisors (30970377).
61055271 is a wasteful number, since it uses less digits than its factorization.
61055271 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 294982 (or 294979 counting only the distinct ones).
The product of its (nonzero) digits is 2100, while the sum is 27.
The square root of 61055271 is about 7813.7872379532. The cubic root of 61055271 is about 393.7685753897.
The spelling of 61055271 in words is "sixty-one million, fifty-five thousand, two hundred seventy-one".
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