Base | Representation |
---|---|
bin | 1100110101011011… |
… | …00000000011011011 |
3 | 122210012212001110011 |
4 | 12122231200003123 |
5 | 103102442230311 |
6 | 3055425102351 |
7 | 332520005656 |
oct | 63255400333 |
9 | 18705761404 |
10 | 6890586331 |
11 | 2a16613552 |
12 | 14037879b7 |
13 | 85a747725 |
14 | 4951d889d |
15 | 2a4e05321 |
hex | 19ab600db |
6890586331 has 6 divisors (see below), whose sum is σ = 7081853100. Its totient is φ = 6704352936.
The previous prime is 6890586323. The next prime is 6890586343. The reversal of 6890586331 is 1336850986.
It is not a de Polignac number, because 6890586331 - 23 = 6890586323 is a prime.
It is a super-2 number, since 2×68905863312 = 94960359969928083122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (6890586301) 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, 2515281 + ... + 2518018.
It is an arithmetic number, because the mean of its divisors is an integer number (1180308850).
Almost surely, 26890586331 is an apocalyptic number.
6890586331 is a deficient number, since it is larger than the sum of its proper divisors (191266769).
6890586331 is an equidigital number, since it uses as much as digits as its factorization.
6890586331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5033373 (or 5033336 counting only the distinct ones).
The product of its (nonzero) digits is 933120, while the sum is 49.
The square root of 6890586331 is about 83009.5556607792. Note that the first 3 decimals coincide. The cubic root of 6890586331 is about 1902.9120931368.
It can be divided in two parts, 68905 and 86331, that added together give a square (155236 = 3942).
The spelling of 6890586331 in words is "six billion, eight hundred ninety million, five hundred eighty-six thousand, three hundred thirty-one".
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