Base | Representation |
---|---|
bin | 11111111101011010110000 |
3 | 120202122111111 |
4 | 133331122300 |
5 | 4121044112 |
6 | 455323104 |
7 | 131132515 |
oct | 37753260 |
9 | 16678444 |
10 | 8378032 |
11 | 48025a3 |
12 | 2980494 |
13 | 1974520 |
14 | 118130c |
15 | b075a7 |
hex | 7fd6b0 |
8378032 has 40 divisors (see below), whose sum is σ = 17873856. Its totient is φ = 3780096.
The previous prime is 8378011. The next prime is 8378039. The reversal of 8378032 is 2308738.
It is a junction number, because it is equal to n+sod(n) for n = 8377985 and 8378003.
It is not an unprimeable number, because it can be changed into a prime (8378039) 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, 9348 + ... + 10204.
Almost surely, 28378032 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 8378032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8936928).
8378032 is an abundant number, since it is smaller than the sum of its proper divisors (9495824).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8378032 is a wasteful number, since it uses less digits than its factorization.
8378032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 925 (or 919 counting only the distinct ones).
The product of its (nonzero) digits is 8064, while the sum is 31.
The square root of 8378032 is about 2894.4830281071. The cubic root of 8378032 is about 203.1019087597.
The spelling of 8378032 in words is "eight million, three hundred seventy-eight thousand, thirty-two".
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