Base | Representation |
---|---|
bin | 111001001000100110… |
… | …101110110001010101 |
3 | 12212100102102202111210 |
4 | 321020212232301111 |
5 | 2001114444422431 |
6 | 44103245052033 |
7 | 4301152314162 |
oct | 711046566125 |
9 | 185312382453 |
10 | 61347654741 |
11 | 2402117400a |
12 | ba81257019 |
13 | 5a28a0bc29 |
14 | 2d7d85b069 |
15 | 18e0c07d46 |
hex | e489aec55 |
61347654741 has 16 divisors (see below), whose sum is σ = 86697718848. Its totient is φ = 38452972800.
The previous prime is 61347654691. The next prime is 61347654763. The reversal of 61347654741 is 14745674316.
61347654741 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 61347654741 - 214 = 61347638357 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61347654541) 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, 569890 + ... + 668931.
It is an arithmetic number, because the mean of its divisors is an integer number (5418607428).
Almost surely, 261347654741 is an apocalyptic number.
It is an amenable number.
61347654741 is a deficient number, since it is larger than the sum of its proper divisors (25350064107).
61347654741 is a wasteful number, since it uses less digits than its factorization.
61347654741 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1239812.
The product of its digits is 1693440, while the sum is 48.
The spelling of 61347654741 in words is "sixty-one billion, three hundred forty-seven million, six hundred fifty-four thousand, seven hundred forty-one".
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