Base | Representation |
---|---|
bin | 1110101000001… |
… | …1100001101101 |
3 | 11021110012210200 |
4 | 3222003201231 |
5 | 111201344031 |
6 | 10031024113 |
7 | 1343342610 |
oct | 352034155 |
9 | 137405720 |
10 | 61356141 |
11 | 316a7860 |
12 | 1866b039 |
13 | c933312 |
14 | 8212177 |
15 | 55be8e6 |
hex | 3a8386d |
61356141 has 96 divisors (see below), whose sum is σ = 118609920. Its totient is φ = 29635200.
The previous prime is 61356137. The next prime is 61356143. The reversal of 61356141 is 14165316.
61356141 is a `hidden beast` number, since 61 + 3 + 561 + 41 = 666.
61356141 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 61356141 - 22 = 61356137 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61356143) 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 95 ways as a sum of consecutive naturals, for example, 864136 + ... + 864206.
It is an arithmetic number, because the mean of its divisors is an integer number (1235520).
Almost surely, 261356141 is an apocalyptic number.
It is an amenable number.
61356141 is a deficient number, since it is larger than the sum of its proper divisors (57253779).
61356141 is a wasteful number, since it uses less digits than its factorization.
61356141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 167 (or 164 counting only the distinct ones).
The product of its digits is 2160, while the sum is 27.
The square root of 61356141 is about 7833.0160857744. The cubic root of 61356141 is about 394.4143240433.
The spelling of 61356141 in words is "sixty-one million, three hundred fifty-six thousand, one hundred forty-one".
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