Base | Representation |
---|---|
bin | 100010100110… |
… | …010101110110 |
3 | 122001210121210 |
4 | 202212111312 |
5 | 4310214232 |
6 | 522222250 |
7 | 140043660 |
oct | 42462566 |
9 | 18053553 |
10 | 9069942 |
11 | 5135422 |
12 | 3054986 |
13 | 1b5743b |
14 | 12c1530 |
15 | be25cc |
hex | 8a6576 |
9069942 has 32 divisors (see below), whose sum is σ = 21952512. Its totient is φ = 2438784.
The previous prime is 9069941. The next prime is 9069961. The reversal of 9069942 is 2499609.
9069942 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an Ulam number.
It is a self number, because there is not a number n which added to its sum of digits gives 9069942.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9069941) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5638 + ... + 7065.
It is an arithmetic number, because the mean of its divisors is an integer number (686016).
Almost surely, 29069942 is an apocalyptic number.
9069942 is an abundant number, since it is smaller than the sum of its proper divisors (12882570).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9069942 is a wasteful number, since it uses less digits than its factorization.
9069942 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12732.
The product of its (nonzero) digits is 34992, while the sum is 39.
The square root of 9069942 is about 3011.6344399678. The cubic root of 9069942 is about 208.5458266389.
It can be divided in two parts, 9069 and 942, that added together give a triangular number (10011 = T141).
The spelling of 9069942 in words is "nine million, sixty-nine thousand, nine hundred forty-two".
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