Base | Representation |
---|---|
bin | 11001000011110… |
… | …001100111110011 |
3 | 1002022002112221012 |
4 | 121003301213303 |
5 | 1330111420313 |
6 | 105415021135 |
7 | 13263340346 |
oct | 3103614763 |
9 | 1068075835 |
10 | 420420083 |
11 | 1a6352916 |
12 | b896a7ab |
13 | 69140ca5 |
14 | 3db9c45d |
15 | 26d98da8 |
hex | 190f19f3 |
420420083 has 2 divisors, whose sum is σ = 420420084. Its totient is φ = 420420082.
The previous prime is 420420071. The next prime is 420420097. The reversal of 420420083 is 380024024.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 420420083 - 28 = 420419827 is a prime.
It is not a weakly prime, because it can be changed into another prime (420420043) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210210041 + 210210042.
It is an arithmetic number, because the mean of its divisors is an integer number (210210042).
Almost surely, 2420420083 is an apocalyptic number.
420420083 is a deficient number, since it is larger than the sum of its proper divisors (1).
420420083 is an equidigital number, since it uses as much as digits as its factorization.
420420083 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1536, while the sum is 23.
The square root of 420420083 is about 20504.1479462083. The cubic root of 420420083 is about 749.1368339365.
The spelling of 420420083 in words is "four hundred twenty million, four hundred twenty thousand, eighty-three".
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