Base | Representation |
---|---|
bin | 100100111011… |
… | …000001011110 |
3 | 200012202000100 |
4 | 210323001132 |
5 | 4434211232 |
6 | 543241530 |
7 | 145161330 |
oct | 44730136 |
9 | 20182010 |
10 | 9678942 |
11 | 5510a29 |
12 | 32a92a6 |
13 | 200b6b0 |
14 | 13dd450 |
15 | cb2c7c |
hex | 93b05e |
9678942 has 96 divisors (see below), whose sum is σ = 27256320. Its totient is φ = 2410560.
The previous prime is 9678901. The next prime is 9678947. The reversal of 9678942 is 2498769.
It is a happy number.
9678942 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 is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9678947) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 30967 + ... + 31277.
It is an arithmetic number, because the mean of its divisors is an integer number (283920).
Almost surely, 29678942 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 9678942, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13628160).
9678942 is an abundant number, since it is smaller than the sum of its proper divisors (17577378).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9678942 is a wasteful number, since it uses less digits than its factorization.
9678942 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 358 (or 355 counting only the distinct ones).
The product of its digits is 217728, while the sum is 45.
The square root of 9678942 is about 3111.0998055350. The cubic root of 9678942 is about 213.1126825583.
The spelling of 9678942 in words is "nine million, six hundred seventy-eight thousand, nine hundred forty-two".
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