Base | Representation |
---|---|
bin | 1000010001010… |
… | …11101101010001 |
3 | 11211120010101100 |
4 | 10020223231101 |
5 | 120230310131 |
6 | 10515055013 |
7 | 1501522515 |
oct | 410535521 |
9 | 154503340 |
10 | 69385041 |
11 | 36191010 |
12 | 1b2a1469 |
13 | 114b494b |
14 | 9302145 |
15 | 61587e6 |
hex | 422bb51 |
69385041 has 24 divisors (see below), whose sum is σ = 115768224. Its totient is φ = 39576960.
The previous prime is 69384983. The next prime is 69385049. The reversal of 69385041 is 14058396.
It is not a de Polignac number, because 69385041 - 26 = 69384977 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 69384987 and 69385005.
It is not an unprimeable number, because it can be changed into a prime (69385049) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18931 + ... + 22296.
It is an arithmetic number, because the mean of its divisors is an integer number (4823676).
Almost surely, 269385041 is an apocalyptic number.
It is an amenable number.
69385041 is a deficient number, since it is larger than the sum of its proper divisors (46383183).
69385041 is a wasteful number, since it uses less digits than its factorization.
69385041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41261 (or 41258 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 36.
The square root of 69385041 is about 8329.7683641263. The cubic root of 69385041 is about 410.9181110940.
The spelling of 69385041 in words is "sixty-nine million, three hundred eighty-five thousand, forty-one".
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