Base | Representation |
---|---|
bin | 11001000100001… |
… | …110011011100011 |
3 | 1002022022112210120 |
4 | 121010032123203 |
5 | 1330124204313 |
6 | 105421331323 |
7 | 13264341360 |
oct | 3104163343 |
9 | 1068275716 |
10 | 420538083 |
11 | 1a6423539 |
12 | b8a06b43 |
13 | 69182904 |
14 | 3dbcd467 |
15 | 26dbdd23 |
hex | 1910e6e3 |
420538083 has 32 divisors (see below), whose sum is σ = 651571200. Its totient is φ = 236307456.
The previous prime is 420538051. The next prime is 420538091. The reversal of 420538083 is 380835024.
It is not a de Polignac number, because 420538083 - 25 = 420538051 is a prime.
It is not an unprimeable number, because it can be changed into a prime (420538583) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 416283 + ... + 417291.
It is an arithmetic number, because the mean of its divisors is an integer number (20361600).
Almost surely, 2420538083 is an apocalyptic number.
420538083 is a deficient number, since it is larger than the sum of its proper divisors (231033117).
420538083 is a wasteful number, since it uses less digits than its factorization.
420538083 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1331.
The product of its (nonzero) digits is 23040, while the sum is 33.
The square root of 420538083 is about 20507.0252108881. The cubic root of 420538083 is about 749.2069145384.
The spelling of 420538083 in words is "four hundred twenty million, five hundred thirty-eight thousand, eighty-three".
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