Base | Representation |
---|---|
bin | 11010101001010101110000 |
3 | 111010212201101 |
4 | 122221111300 |
5 | 3242010242 |
6 | 405414144 |
7 | 113241433 |
oct | 32512560 |
9 | 14125641 |
10 | 6985072 |
11 | 3a40a96 |
12 | 240a354 |
13 | 15a74a3 |
14 | cdb81a |
15 | 92e9b7 |
hex | 6a9570 |
6985072 has 20 divisors (see below), whose sum is σ = 13577256. Its totient is φ = 3481280.
The previous prime is 6985037. The next prime is 6985073. The reversal of 6985072 is 2705896.
It is an alternating number because its digits alternate between even and odd.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6985073) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6903 + ... + 7849.
Almost surely, 26985072 is an apocalyptic number.
It is an amenable number.
6985072 is a deficient number, since it is larger than the sum of its proper divisors (6592184).
6985072 is a wasteful number, since it uses less digits than its factorization.
6985072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1416 (or 1410 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 37.
The square root of 6985072 is about 2642.9286785685. The cubic root of 6985072 is about 191.1570394192.
The spelling of 6985072 in words is "six million, nine hundred eighty-five thousand, seventy-two".
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