Base | Representation |
---|---|
bin | 1100101010101101… |
… | …11100010001100100 |
3 | 122112221212202021200 |
4 | 12111112330101210 |
5 | 102412000132112 |
6 | 3042500242500 |
7 | 330346505661 |
oct | 62526742144 |
9 | 18487782250 |
10 | 6800786532 |
11 | 297a959641 |
12 | 13996a0430 |
13 | 844c65957 |
14 | 487300a68 |
15 | 29c0b7cdc |
hex | 1955bc464 |
6800786532 has 18 divisors (see below), whose sum is σ = 17190877158. Its totient is φ = 2266928832.
The previous prime is 6800786519. The next prime is 6800786537. The reversal of 6800786532 is 2356870086.
It can be written as a sum of positive squares in only one way, i.e., 5906537316 + 894249216 = 76854^2 + 29904^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is not an unprimeable number, because it can be changed into a prime (6800786537) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 94455333 + ... + 94455404.
It is an arithmetic number, because the mean of its divisors is an integer number (955048731).
Almost surely, 26800786532 is an apocalyptic number.
It is an amenable number.
6800786532 is an abundant number, since it is smaller than the sum of its proper divisors (10390090626).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6800786532 is a wasteful number, since it uses less digits than its factorization.
6800786532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 188910747 (or 188910742 counting only the distinct ones).
The product of its (nonzero) digits is 483840, while the sum is 45.
The square root of 6800786532 is about 82466.8814252121. The cubic root of 6800786532 is about 1894.6095163382.
The spelling of 6800786532 in words is "six billion, eight hundred million, seven hundred eighty-six thousand, five hundred thirty-two".
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