Base | Representation |
---|---|
bin | 101010010100101… |
… | …1110101000101001 |
3 | 10122222021120122002 |
4 | 1110221132220221 |
5 | 10402030101104 |
6 | 352530540345 |
7 | 50123104535 |
oct | 12451365051 |
9 | 3588246562 |
10 | 1420159529 |
11 | 669708968 |
12 | 3377376b5 |
13 | 1982b96a9 |
14 | d687cbc5 |
15 | 84a2801e |
hex | 54a5ea29 |
1420159529 has 2 divisors, whose sum is σ = 1420159530. Its totient is φ = 1420159528.
The previous prime is 1420159523. The next prime is 1420159547. The reversal of 1420159529 is 9259510241.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1363307929 + 56851600 = 36923^2 + 7540^2 .
It is a cyclic number.
It is not a de Polignac number, because 1420159529 - 216 = 1420093993 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1420159492 and 1420159501.
It is not a weakly prime, because it can be changed into another prime (1420159523) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710079764 + 710079765.
It is an arithmetic number, because the mean of its divisors is an integer number (710079765).
Almost surely, 21420159529 is an apocalyptic number.
It is an amenable number.
1420159529 is a deficient number, since it is larger than the sum of its proper divisors (1).
1420159529 is an equidigital number, since it uses as much as digits as its factorization.
1420159529 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 32400, while the sum is 38.
The square root of 1420159529 is about 37685.0040334348. The cubic root of 1420159529 is about 1124.0329543852.
The spelling of 1420159529 in words is "one billion, four hundred twenty million, one hundred fifty-nine thousand, five hundred twenty-nine".
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