Base | Representation |
---|---|
bin | 1110110110011100… |
… | …0101111110000100 |
3 | 101021211012112221212 |
4 | 3231213011332010 |
5 | 31131012321020 |
6 | 1455323230552 |
7 | 200534152064 |
oct | 35547057604 |
9 | 11254175855 |
10 | 3986448260 |
11 | 1766278643 |
12 | 933078458 |
13 | 4b6b88332 |
14 | 29b6273a4 |
15 | 184e99cc5 |
hex | ed9c5f84 |
3986448260 has 24 divisors (see below), whose sum is σ = 8407480536. Its totient is φ = 1587733760.
The previous prime is 3986448229. The next prime is 3986448299. The reversal of 3986448260 is 628446893.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 293764 + 3986154496 = 542^2 + 63136^2 .
It is a junction number, because it is equal to n+sod(n) for n = 3986448199 and 3986448208.
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, 423071 + ... + 432390.
It is an arithmetic number, because the mean of its divisors is an integer number (350311689).
Almost surely, 23986448260 is an apocalyptic number.
It is an amenable number.
3986448260 is an abundant number, since it is smaller than the sum of its proper divisors (4421032276).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3986448260 is a wasteful number, since it uses less digits than its factorization.
3986448260 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 855703 (or 855701 counting only the distinct ones).
The product of its (nonzero) digits is 1990656, while the sum is 50.
The square root of 3986448260 is about 63138.3263953045. The cubic root of 3986448260 is about 1585.6063531377.
The spelling of 3986448260 in words is "three billion, nine hundred eighty-six million, four hundred forty-eight thousand, two hundred sixty".
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