Base | Representation |
---|---|
bin | 11001101110110100100100 |
3 | 110200200220220 |
4 | 121232310210 |
5 | 3211323010 |
6 | 400324340 |
7 | 111222555 |
oct | 31566444 |
9 | 13620826 |
10 | 6745380 |
11 | 38979a4 |
12 | 23136b0 |
13 | 1522365 |
14 | c7832c |
15 | 8d3970 |
hex | 66ed24 |
6745380 has 96 divisors (see below), whose sum is σ = 20415360. Its totient is φ = 1658880.
The previous prime is 6745369. The next prime is 6745391. The reversal of 6745380 is 835476.
It is an interprime number because it is at equal distance from previous prime (6745369) and next prime (6745391).
It is a plaindrome in base 7.
It is a zygodrome in base 7.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69492 + ... + 69588.
It is an arithmetic number, because the mean of its divisors is an integer number (212660).
Almost surely, 26745380 is an apocalyptic number.
6745380 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 6745380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10207680).
6745380 is an abundant number, since it is smaller than the sum of its proper divisors (13669980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6745380 is a wasteful number, since it uses less digits than its factorization.
6745380 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 189 (or 187 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 33.
The square root of 6745380 is about 2597.1869397485. The cubic root of 6745380 is about 188.9450303452.
The spelling of 6745380 in words is "six million, seven hundred forty-five thousand, three hundred eighty".
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