Base | Representation |
---|---|
bin | 1000001110101… |
… | …11101011011111 |
3 | 11210220122021000 |
4 | 10013113223133 |
5 | 120133301423 |
6 | 10503441343 |
7 | 1465560213 |
oct | 407275337 |
9 | 153818230 |
10 | 69040863 |
11 | 35a76471 |
12 | 1b156253 |
13 | 113c40a8 |
14 | 9252943 |
15 | 60db843 |
hex | 41d7adf |
69040863 has 16 divisors (see below), whose sum is σ = 102435840. Its totient is φ = 45958392.
The previous prime is 69040847. The next prime is 69040891. The reversal of 69040863 is 36804096.
It is not a de Polignac number, because 69040863 - 24 = 69040847 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (69040063) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21820 + ... + 24782.
It is an arithmetic number, because the mean of its divisors is an integer number (6402240).
Almost surely, 269040863 is an apocalyptic number.
69040863 is a deficient number, since it is larger than the sum of its proper divisors (33394977).
69040863 is a wasteful number, since it uses less digits than its factorization.
69040863 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3835 (or 3829 counting only the distinct ones).
The product of its (nonzero) digits is 31104, while the sum is 36.
The square root of 69040863 is about 8309.0831624193. The cubic root of 69040863 is about 410.2375442813.
The spelling of 69040863 in words is "sixty-nine million, forty thousand, eight hundred sixty-three".
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