Base | Representation |
---|---|
bin | 101111110011010101110… |
… | …100101101010111110001 |
3 | 102122001000021121212122100 |
4 | 233303111310231113301 |
5 | 412310030222102411 |
6 | 10553025351331013 |
7 | 456220635340311 |
oct | 57632564552761 |
9 | 12561007555570 |
10 | 3284942378481 |
11 | 1057155375075 |
12 | 450788680a69 |
13 | 1aa9cbbb929a |
14 | b4dc62d5441 |
15 | 5a6b000a456 |
hex | 2fcd5d2d5f1 |
3284942378481 has 27 divisors (see below), whose sum is σ = 4836556980619. Its totient is φ = 2148453061872.
The previous prime is 3284942378447. The next prime is 3284942378537. The reversal of 3284942378481 is 1848732494823.
It is a happy number.
The square root of 3284942378481 is 1812441.
It is a perfect power (a square), and thus also a powerful number.
3284942378481 is a `hidden beast` number, since 3 + 2 + 8 + 49 + 42 + 3 + 78 + 481 = 666.
3284942378481 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 2368105488225 + 916836890256 = 1538865^2 + 957516^2 .
It is not a de Polignac number, because 3284942378481 - 235 = 3250582640113 is a prime.
It is a super-2 number, since 2×32849423784812 (a number of 26 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3284942378281) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 288172420 + ... + 288183818.
Almost surely, 23284942378481 is an apocalyptic number.
3284942378481 is the 1812441-st square number.
3284942378481 is the 906221-st centered octagonal number.
It is an amenable number.
3284942378481 is a deficient number, since it is larger than the sum of its proper divisors (1551614602138).
3284942378481 is an frugal number, since it uses more digits than its factorization.
3284942378481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22910 (or 11455 counting only the distinct ones).
The product of its digits is 74317824, while the sum is 63.
The spelling of 3284942378481 in words is "three trillion, two hundred eighty-four billion, nine hundred forty-two million, three hundred seventy-eight thousand, four hundred eighty-one".
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