Base | Representation |
---|---|
bin | 1000001100100001… |
… | …1010010111001000 |
3 | 12200022201121122221 |
4 | 2003020122113020 |
5 | 14001201123144 |
6 | 1002150023424 |
7 | 105342602500 |
oct | 20310322710 |
9 | 5608647587 |
10 | 2200020424 |
11 | a299439a8 |
12 | 514947b74 |
13 | 290a3aa44 |
14 | 16c284a00 |
15 | cd222d84 |
hex | 8321a5c8 |
2200020424 has 48 divisors (see below), whose sum is σ = 4816074780. Its totient is φ = 939415680.
The previous prime is 2200020409. The next prime is 2200020437. The reversal of 2200020424 is 4240200022.
It can be written as a sum of positive squares in 2 ways, for example, as 1663171524 + 536848900 = 40782^2 + 23170^2 .
It is a junction number, because it is equal to n+sod(n) for n = 2200020398 and 2200020407.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 98454 + ... + 118714.
Almost surely, 22200020424 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2200020424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2408037390).
2200020424 is an abundant number, since it is smaller than the sum of its proper divisors (2616054356).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2200020424 is a wasteful number, since it uses less digits than its factorization.
2200020424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20558 (or 20547 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 16.
The square root of 2200020424 is about 46904.3753183005. The cubic root of 2200020424 is about 1300.5954715783.
Adding to 2200020424 its reverse (4240200022), we get a palindrome (6440220446).
It can be divided in two parts, 22000 and 20424, that added together give a palindrome (42424).
The spelling of 2200020424 in words is "two billion, two hundred million, twenty thousand, four hundred twenty-four".
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