Base | Representation |
---|---|
bin | 1100001111001000011… |
… | …00100111101100110101 |
3 | 1111012020012200021221122 |
4 | 12013210030213230311 |
5 | 23342030211410201 |
6 | 521051515353325 |
7 | 42242621635541 |
oct | 6074414475465 |
9 | 1435205607848 |
10 | 420440341301 |
11 | 152342680352 |
12 | 69598752845 |
13 | 30855310556 |
14 | 164c6b50a21 |
15 | ae0b145e1b |
hex | 61e4327b35 |
420440341301 has 2 divisors, whose sum is σ = 420440341302. Its totient is φ = 420440341300.
The previous prime is 420440341253. The next prime is 420440341313. The reversal of 420440341301 is 103143044024.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 387847455076 + 32592886225 = 622774^2 + 180535^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-420440341301 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (420440341001) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210220170650 + 210220170651.
It is an arithmetic number, because the mean of its divisors is an integer number (210220170651).
Almost surely, 2420440341301 is an apocalyptic number.
It is an amenable number.
420440341301 is a deficient number, since it is larger than the sum of its proper divisors (1).
420440341301 is an equidigital number, since it uses as much as digits as its factorization.
420440341301 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 4608, while the sum is 26.
Adding to 420440341301 its reverse (103143044024), we get a palindrome (523583385325).
The spelling of 420440341301 in words is "four hundred twenty billion, four hundred forty million, three hundred forty-one thousand, three hundred one".
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