Base | Representation |
---|---|
bin | 1000010100110… |
… | …11010101000001 |
3 | 11212102100112200 |
4 | 10022123111001 |
5 | 120334422431 |
6 | 10532543413 |
7 | 1505435460 |
oct | 412332501 |
9 | 155370480 |
10 | 69842241 |
11 | 36473567 |
12 | 1b481b69 |
13 | 11614a91 |
14 | 93c09d7 |
15 | 61e8ee6 |
hex | 429b541 |
69842241 has 24 divisors (see below), whose sum is σ = 116762880. Its totient is φ = 39401856.
The previous prime is 69842183. The next prime is 69842243. The reversal of 69842241 is 14224896.
It is not a de Polignac number, because 69842241 - 26 = 69842177 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 69842196 and 69842205.
It is not an unprimeable number, because it can be changed into a prime (69842243) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2040 + ... + 11993.
It is an arithmetic number, because the mean of its divisors is an integer number (4865120).
Almost surely, 269842241 is an apocalyptic number.
It is an amenable number.
69842241 is a deficient number, since it is larger than the sum of its proper divisors (46920639).
69842241 is a wasteful number, since it uses less digits than its factorization.
69842241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14125 (or 14122 counting only the distinct ones).
The product of its digits is 27648, while the sum is 36.
The square root of 69842241 is about 8357.1670439210. The cubic root of 69842241 is about 411.8186924145.
The spelling of 69842241 in words is "sixty-nine million, eight hundred forty-two thousand, two hundred forty-one".
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