Base | Representation |
---|---|
bin | 11111111110000000000110 |
3 | 120202202210000 |
4 | 133332000012 |
5 | 4121133142 |
6 | 455342130 |
7 | 131142501 |
oct | 37760006 |
9 | 16682700 |
10 | 8380422 |
11 | 4804376 |
12 | 2981946 |
13 | 197563b |
14 | 1182138 |
15 | b0814c |
hex | 7fe006 |
8380422 has 60 divisors (see below), whose sum is σ = 20059380. Its totient is φ = 2614464.
The previous prime is 8380417. The next prime is 8380451. The reversal of 8380422 is 2240838.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 46729 + ... + 46907.
It is an arithmetic number, because the mean of its divisors is an integer number (334323).
Almost surely, 28380422 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 8380422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10029690).
8380422 is an abundant number, since it is smaller than the sum of its proper divisors (11678958).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8380422 is a wasteful number, since it uses less digits than its factorization.
8380422 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 227 (or 201 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 27.
The square root of 8380422 is about 2894.8958530489. The cubic root of 8380422 is about 203.1212198744.
The spelling of 8380422 in words is "eight million, three hundred eighty thousand, four hundred twenty-two".
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