Base | Representation |
---|---|
bin | 1111000101011… |
… | …0111001010001 |
3 | 11102001110210011 |
4 | 3301112321101 |
5 | 112144123411 |
6 | 10140034521 |
7 | 1365535021 |
oct | 361267121 |
9 | 142043704 |
10 | 63270481 |
11 | 3279505a |
12 | 19232a41 |
13 | 10153771 |
14 | 858da81 |
15 | 584bc21 |
hex | 3c56e51 |
63270481 has 24 divisors (see below), whose sum is σ = 70882616. Its totient is φ = 56401920.
The previous prime is 63270463. The next prime is 63270497. The reversal of 63270481 is 18407236.
It can be written as a sum of positive squares in 12 ways, for example, as 2430481 + 60840000 = 1559^2 + 7800^2 .
It is not a de Polignac number, because 63270481 - 27 = 63270353 is a prime.
It is a super-2 number, since 2×632704812 = 8006307531942722, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (63270281) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 652225 + ... + 652321.
Almost surely, 263270481 is an apocalyptic number.
63270481 is a gapful number since it is divisible by the number (61) formed by its first and last digit.
It is an amenable number.
63270481 is a deficient number, since it is larger than the sum of its proper divisors (7612135).
63270481 is a wasteful number, since it uses less digits than its factorization.
63270481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 229 (or 212 counting only the distinct ones).
The product of its (nonzero) digits is 8064, while the sum is 31.
The square root of 63270481 is about 7954.2743855112. The cubic root of 63270481 is about 398.4743571830.
The spelling of 63270481 in words is "sixty-three million, two hundred seventy thousand, four hundred eighty-one".
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