Base | Representation |
---|---|
bin | 11100101010111… |
… | …100001100010010 |
3 | 1020112010021112021 |
4 | 130222330030102 |
5 | 1441120044032 |
6 | 115421522054 |
7 | 14630406466 |
oct | 3452741422 |
9 | 1215107467 |
10 | 481018642 |
11 | 227582475 |
12 | 11511332a |
13 | 7886a520 |
14 | 47c544a6 |
15 | 2c369097 |
hex | 1cabc312 |
481018642 has 48 divisors (see below), whose sum is σ = 833070168. Its totient is φ = 206933760.
The previous prime is 481018631. The next prime is 481018651. The reversal of 481018642 is 246810184.
It can be written as a sum of positive squares in 4 ways, for example, as 83375161 + 397643481 = 9131^2 + 19941^2 .
It is a super-3 number, since 3×4810186423 (a number of 27 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 481018598 and 481018607.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 563488 + ... + 564340.
Almost surely, 2481018642 is an apocalyptic number.
481018642 is a deficient number, since it is larger than the sum of its proper divisors (352051526).
481018642 is a wasteful number, since it uses less digits than its factorization.
481018642 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 955 (or 932 counting only the distinct ones).
The product of its (nonzero) digits is 12288, while the sum is 34.
The square root of 481018642 is about 21932.1371963610. The cubic root of 481018642 is about 783.5270047559.
The spelling of 481018642 in words is "four hundred eighty-one million, eighteen thousand, six hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •