Base | Representation |
---|---|
bin | 1101000001000111… |
… | …01010011001001100 |
3 | 200001001102020200122 |
4 | 12200203222121030 |
5 | 103303044424130 |
6 | 3113251244112 |
7 | 335120501525 |
oct | 64043523114 |
9 | 20031366618 |
10 | 6988670540 |
11 | 2a66a16685 |
12 | 14305a9638 |
13 | 874b6a217 |
14 | 4a424b84c |
15 | 2ad82c2e5 |
hex | 1a08ea64c |
6988670540 has 24 divisors (see below), whose sum is σ = 14709355920. Its totient is φ = 2789154368.
The previous prime is 6988670527. The next prime is 6988670551. The reversal of 6988670540 is 450768896.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 385535 + ... + 403254.
It is an arithmetic number, because the mean of its divisors is an integer number (612889830).
Almost surely, 26988670540 is an apocalyptic number.
It is an amenable number.
6988670540 is an abundant number, since it is smaller than the sum of its proper divisors (7720685380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6988670540 is a wasteful number, since it uses less digits than its factorization.
6988670540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 789241 (or 789239 counting only the distinct ones).
The product of its (nonzero) digits is 2903040, while the sum is 53.
The square root of 6988670540 is about 83598.2687619786. The cubic root of 6988670540 is about 1911.8986027675.
The spelling of 6988670540 in words is "six billion, nine hundred eighty-eight million, six hundred seventy thousand, five hundred forty".
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