Base | Representation |
---|---|
bin | 1111110000101… |
… | …0100010001100 |
3 | 11121101101212102 |
4 | 3330022202030 |
5 | 113410302221 |
6 | 10320454232 |
7 | 1431604250 |
oct | 374124214 |
9 | 147341772 |
10 | 66103436 |
11 | 3434a543 |
12 | 1a17a378 |
13 | 10906079 |
14 | 8aca260 |
15 | 5c0b30b |
hex | 3f0a88c |
66103436 has 24 divisors (see below), whose sum is σ = 132518400. Its totient is φ = 28263312.
The previous prime is 66103417. The next prime is 66103481. The reversal of 66103436 is 63430166.
It is a junction number, because it is equal to n+sod(n) for n = 66103399 and 66103408.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10415 + ... + 15513.
It is an arithmetic number, because the mean of its divisors is an integer number (5521600).
Almost surely, 266103436 is an apocalyptic number.
It is an amenable number.
66103436 is an abundant number, since it is smaller than the sum of its proper divisors (66414964).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
66103436 is a wasteful number, since it uses less digits than its factorization.
66103436 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5573 (or 5571 counting only the distinct ones).
The product of its (nonzero) digits is 7776, while the sum is 29.
The square root of 66103436 is about 8130.4019580830. The cubic root of 66103436 is about 404.3350078818.
The spelling of 66103436 in words is "sixty-six million, one hundred three thousand, four hundred thirty-six".
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