Base | Representation |
---|---|
bin | 100111000100… |
… | …0111000100000 |
3 | 1102112200020110 |
4 | 1032020320200 |
5 | 20220433431 |
6 | 2011011320 |
7 | 336051666 |
oct | 116107040 |
9 | 42480213 |
10 | 20483616 |
11 | 1062070a |
12 | 6a39b40 |
13 | 43225aa |
14 | 2a12c36 |
15 | 1be9346 |
hex | 1388e20 |
20483616 has 48 divisors (see below), whose sum is σ = 56113344. Its totient is φ = 6530304.
The previous prime is 20483597. The next prime is 20483621. The reversal of 20483616 is 61638402.
It is a tau number, because it is divible by the number of its divisors (48).
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, 2431 + ... + 6846.
It is an arithmetic number, because the mean of its divisors is an integer number (1169028).
Almost surely, 220483616 is an apocalyptic number.
It is an amenable number.
20483616 is an abundant number, since it is smaller than the sum of its proper divisors (35629728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20483616 is a wasteful number, since it uses less digits than its factorization.
20483616 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9313 (or 9305 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 30.
The square root of 20483616 is about 4525.8828972920. The cubic root of 20483616 is about 273.6122527942.
It can be divided in two parts, 20 and 483616, that added together give a triangular number (483636 = T983).
The spelling of 20483616 in words is "twenty million, four hundred eighty-three thousand, six hundred sixteen".
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