Base | Representation |
---|---|
bin | 1111101011110011… |
… | …00101101111111000 |
3 | 210201211121210211012 |
4 | 13311321211233320 |
5 | 114221120411130 |
6 | 3511320053052 |
7 | 415444626215 |
oct | 76571455770 |
9 | 23654553735 |
10 | 8420482040 |
11 | 3631162873 |
12 | 1770004188 |
13 | a426a6369 |
14 | 59c480b0c |
15 | 3443a7995 |
hex | 1f5e65bf8 |
8420482040 has 32 divisors (see below), whose sum is σ = 18966303360. Its totient is φ = 3364598400.
The previous prime is 8420482039. The next prime is 8420482097. The reversal of 8420482040 is 402840248.
It is a junction number, because it is equal to n+sod(n) for n = 8420481988 and 8420482006.
It is a congruent number.
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, 74216 + ... + 149495.
It is an arithmetic number, because the mean of its divisors is an integer number (592696980).
Almost surely, 28420482040 is an apocalyptic number.
It is an amenable number.
8420482040 is an abundant number, since it is smaller than the sum of its proper divisors (10545821320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8420482040 is a wasteful number, since it uses less digits than its factorization.
8420482040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 224663 (or 224659 counting only the distinct ones).
The product of its (nonzero) digits is 16384, while the sum is 32.
The square root of 8420482040 is about 91763.1845567709. The cubic root of 8420482040 is about 2034.4435845332.
The spelling of 8420482040 in words is "eight billion, four hundred twenty million, four hundred eighty-two thousand, forty".
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