Base | Representation |
---|---|
bin | 100101101010… |
… | …010000110010 |
3 | 200120120102201 |
4 | 211222100302 |
5 | 10011404214 |
6 | 551333414 |
7 | 146625415 |
oct | 45522062 |
9 | 20516381 |
10 | 9872434 |
11 | 5633340 |
12 | 338126a |
13 | 20787a0 |
14 | 144db7c |
15 | d00274 |
hex | 96a432 |
9872434 has 16 divisors (see below), whose sum is σ = 17398080. Its totient is φ = 4142160.
The previous prime is 9872417. The next prime is 9872437. The reversal of 9872434 is 4342789.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 9872393 and 9872402.
It is not an unprimeable number, because it can be changed into a prime (9872437) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16974 + ... + 17545.
It is an arithmetic number, because the mean of its divisors is an integer number (1087380).
Almost surely, 29872434 is an apocalyptic number.
9872434 is a deficient number, since it is larger than the sum of its proper divisors (7525646).
9872434 is a wasteful number, since it uses less digits than its factorization.
9872434 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34545.
The product of its digits is 48384, while the sum is 37.
The square root of 9872434 is about 3142.0429659698. The cubic root of 9872434 is about 214.5234369625.
The spelling of 9872434 in words is "nine million, eight hundred seventy-two thousand, four hundred thirty-four".
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