Base | Representation |
---|---|
bin | 11000011100001001110010 |
3 | 110001111102210 |
4 | 120130021302 |
5 | 3120004040 |
6 | 345152550 |
7 | 105312426 |
oct | 30341162 |
9 | 13044383 |
10 | 6406770 |
11 | 3686557 |
12 | 218b756 |
13 | 14341b6 |
14 | bcab86 |
15 | 868480 |
hex | 61c272 |
6406770 has 48 divisors (see below), whose sum is σ = 16065792. Its totient is φ = 1633440.
The previous prime is 6406759. The next prime is 6406787. The reversal of 6406770 is 776046.
It is a super-3 number, since 3×64067703 (a number of 21 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an Ulam number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 77149 + ... + 77231.
It is an arithmetic number, because the mean of its divisors is an integer number (334704).
Almost surely, 26406770 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 6406770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8032896).
6406770 is an abundant number, since it is smaller than the sum of its proper divisors (9659022).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6406770 is a wasteful number, since it uses less digits than its factorization.
6406770 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 207 (or 124 counting only the distinct ones).
The product of its (nonzero) digits is 7056, while the sum is 30.
The square root of 6406770 is about 2531.1598132082. The cubic root of 6406770 is about 185.7289960171.
The spelling of 6406770 in words is "six million, four hundred six thousand, seven hundred seventy".
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