Base | Representation |
---|---|
bin | 11010010001101… |
… | …11111010110001 |
3 | 120100210000010010 |
4 | 31020313322301 |
5 | 422412230001 |
6 | 33512325133 |
7 | 5314424031 |
oct | 1510677261 |
9 | 510700103 |
10 | 220430001 |
11 | 103477360 |
12 | 619a37a9 |
13 | 3688b36c |
14 | 213bd8c1 |
15 | 145428d6 |
hex | d237eb1 |
220430001 has 16 divisors (see below), whose sum is σ = 337501440. Its totient is φ = 126562320.
The previous prime is 220429969. The next prime is 220430003. The reversal of 220430001 is 100034022.
It is not a de Polignac number, because 220430001 - 25 = 220429969 is a prime.
It is not an unprimeable number, because it can be changed into a prime (220430003) 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, 175155 + ... + 176408.
It is an arithmetic number, because the mean of its divisors is an integer number (21093840).
Almost surely, 2220430001 is an apocalyptic number.
It is an amenable number.
220430001 is a deficient number, since it is larger than the sum of its proper divisors (117071439).
220430001 is a wasteful number, since it uses less digits than its factorization.
220430001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 351596.
The product of its (nonzero) digits is 48, while the sum is 12.
The square root of 220430001 is about 14846.8852288957. The cubic root of 220430001 is about 604.0741259916.
Adding to 220430001 its reverse (100034022), we get a palindrome (320464023).
The spelling of 220430001 in words is "two hundred twenty million, four hundred thirty thousand, one".
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