Base | Representation |
---|---|
bin | 1101001010101010… |
… | …11111101000101000 |
3 | 200020122021101222211 |
4 | 12211111133220220 |
5 | 103434110430121 |
6 | 3125233454504 |
7 | 340113112240 |
oct | 64525375050 |
9 | 20218241884 |
10 | 7068842536 |
11 | 2aa81a5028 |
12 | 1453411434 |
13 | 88865a982 |
14 | 4b0b5ab20 |
15 | 2b58b6ce1 |
hex | 1a555fa28 |
7068842536 has 32 divisors (see below), whose sum is σ = 15944760000. Its totient is φ = 2870055936.
The previous prime is 7068842531. The next prime is 7068842537. The reversal of 7068842536 is 6352488607.
It is a super-2 number, since 2×70688425362 = 99937069597525822592, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 7068842536.
It is not an unprimeable number, because it can be changed into a prime (7068842531) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3320761 + ... + 3322888.
It is an arithmetic number, because the mean of its divisors is an integer number (498273750).
Almost surely, 27068842536 is an apocalyptic number.
7068842536 is a gapful number since it is divisible by the number (76) formed by its first and last digit.
It is an amenable number.
7068842536 is an abundant number, since it is smaller than the sum of its proper divisors (8875917464).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7068842536 is a wasteful number, since it uses less digits than its factorization.
7068842536 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6643681 (or 6643677 counting only the distinct ones).
The product of its (nonzero) digits is 1935360, while the sum is 49.
The square root of 7068842536 is about 84076.4089147485. The cubic root of 7068842536 is about 1919.1817382746.
The spelling of 7068842536 in words is "seven billion, sixty-eight million, eight hundred forty-two thousand, five hundred thirty-six".
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