Base | Representation |
---|---|
bin | 100100111010… |
… | …111101010000 |
3 | 200012201122100 |
4 | 210322331100 |
5 | 4434204142 |
6 | 543240400 |
7 | 145160463 |
oct | 44727520 |
9 | 20181570 |
10 | 9678672 |
11 | 5510803 |
12 | 32a9100 |
13 | 200b533 |
14 | 13dd2da |
15 | cb2b4c |
hex | 93af50 |
9678672 has 30 divisors (see below), whose sum is σ = 27087242. Its totient is φ = 3226176.
The previous prime is 9678671. The next prime is 9678679. The reversal of 9678672 is 2768769.
It is a happy number.
9678672 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 8433216 + 1245456 = 2904^2 + 1116^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9678671) 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, 33463 + ... + 33750.
Almost surely, 29678672 is an apocalyptic number.
It is an amenable number.
9678672 is an abundant number, since it is smaller than the sum of its proper divisors (17408570).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9678672 is a wasteful number, since it uses less digits than its factorization.
9678672 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67227 (or 67218 counting only the distinct ones).
The product of its digits is 254016, while the sum is 45.
The square root of 9678672 is about 3111.0564122176. The cubic root of 9678672 is about 213.1107009037.
Subtracting from 9678672 its reverse (2768769), we obtain a triangular number (6909903 = T3717).
The spelling of 9678672 in words is "nine million, six hundred seventy-eight thousand, six hundred seventy-two".
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