Base | Representation |
---|---|
bin | 1111100001100000110111 |
3 | 21122202012200 |
4 | 33201200313 |
5 | 2020210211 |
6 | 223115543 |
7 | 46406142 |
oct | 17414067 |
9 | 7582180 |
10 | 4069431 |
11 | 232a473 |
12 | 1442bb3 |
13 | ac6362 |
14 | 77d059 |
15 | 555b56 |
hex | 3e1837 |
4069431 has 6 divisors (see below), whose sum is σ = 5878080. Its totient is φ = 2712948.
The previous prime is 4069421. The next prime is 4069433. The reversal of 4069431 is 1349604.
It is a de Polignac number, because none of the positive numbers 2k-4069431 is a prime.
It is a super-2 number, since 2×40694312 = 33120537327522, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 4069395 and 4069404.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4069433) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 226071 + ... + 226088.
It is an arithmetic number, because the mean of its divisors is an integer number (979680).
Almost surely, 24069431 is an apocalyptic number.
4069431 is a deficient number, since it is larger than the sum of its proper divisors (1808649).
4069431 is a wasteful number, since it uses less digits than its factorization.
4069431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 452165 (or 452162 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 27.
The square root of 4069431 is about 2017.2830738397. The cubic root of 4069431 is about 159.6532987609.
The spelling of 4069431 in words is "four million, sixty-nine thousand, four hundred thirty-one".
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