Base | Representation |
---|---|
bin | 1110110011101… |
… | …11001100101001 |
3 | 22122202001002012 |
4 | 13121313030221 |
5 | 223300021301 |
6 | 20154245305 |
7 | 3035566010 |
oct | 731671451 |
9 | 278661065 |
10 | 124220201 |
11 | 64134526 |
12 | 35726835 |
13 | 1c973aa1 |
14 | 126d7a77 |
15 | ad8aebb |
hex | 7677329 |
124220201 has 16 divisors (see below), whose sum is σ = 148538880. Its totient is φ = 101656320.
The previous prime is 124220189. The next prime is 124220219. The reversal of 124220201 is 102022421.
It is a cyclic number.
It is not a de Polignac number, because 124220201 - 210 = 124219177 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (124220281) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8885 + ... + 18093.
It is an arithmetic number, because the mean of its divisors is an integer number (9283680).
Almost surely, 2124220201 is an apocalyptic number.
It is an amenable number.
124220201 is a deficient number, since it is larger than the sum of its proper divisors (24318679).
124220201 is an equidigital number, since it uses as much as digits as its factorization.
124220201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9304.
The product of its (nonzero) digits is 64, while the sum is 14.
The square root of 124220201 is about 11145.4116568209. The cubic root of 124220201 is about 498.9580983901.
Adding to 124220201 its reverse (102022421), we get a palindrome (226242622).
It can be divided in two parts, 124220 and 201, that added together give a palindrome (124421).
The spelling of 124220201 in words is "one hundred twenty-four million, two hundred twenty thousand, two hundred one".
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