Base | Representation |
---|---|
bin | 1100001110100010101… |
… | …10110011100101010111 |
3 | 1111011102011212220101201 |
4 | 12013101112303211113 |
5 | 23340403301304221 |
6 | 521000304333331 |
7 | 42232033104142 |
oct | 6072126634527 |
9 | 1434364786351 |
10 | 420124244311 |
11 | 1521a0201a72 |
12 | 6950a914247 |
13 | 30804997a05 |
14 | 16496b8b059 |
15 | addd507891 |
hex | 61d15b3957 |
420124244311 has 4 divisors (see below), whose sum is σ = 425442272800. Its totient is φ = 414806215824.
The previous prime is 420124244291. The next prime is 420124244317. The reversal of 420124244311 is 113442421024.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 420124244311 - 235 = 385764505943 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 420124244311.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (420124244317) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2659014126 + ... + 2659014283.
It is an arithmetic number, because the mean of its divisors is an integer number (106360568200).
Almost surely, 2420124244311 is an apocalyptic number.
420124244311 is a deficient number, since it is larger than the sum of its proper divisors (5318028489).
420124244311 is an equidigital number, since it uses as much as digits as its factorization.
420124244311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5318028488.
The product of its (nonzero) digits is 6144, while the sum is 28.
Adding to 420124244311 its reverse (113442421024), we get a palindrome (533566665335).
The spelling of 420124244311 in words is "four hundred twenty billion, one hundred twenty-four million, two hundred forty-four thousand, three hundred eleven".
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