Base | Representation |
---|---|
bin | 1110101100111… |
… | …0001101110000 |
3 | 11022000202110011 |
4 | 3223032031300 |
5 | 111241141224 |
6 | 10041344304 |
7 | 1346055532 |
oct | 353161560 |
9 | 138022404 |
10 | 61662064 |
11 | 31896692 |
12 | 18798094 |
13 | ca0c639 |
14 | 8291852 |
15 | 5630394 |
hex | 3ace370 |
61662064 has 20 divisors (see below), whose sum is σ = 120236104. Its totient is φ = 30633408.
The previous prime is 61662061. The next prime is 61662079. The reversal of 61662064 is 46026616.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61662061) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9762 + ... + 14785.
Almost surely, 261662064 is an apocalyptic number.
It is an amenable number.
61662064 is a deficient number, since it is larger than the sum of its proper divisors (58574040).
61662064 is a wasteful number, since it uses less digits than its factorization.
61662064 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24712 (or 24706 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 31.
The square root of 61662064 is about 7852.5195956457. The cubic root of 61662064 is about 395.0687569248.
The spelling of 61662064 in words is "sixty-one million, six hundred sixty-two thousand, sixty-four".
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