Base | Representation |
---|---|
bin | 100100101001010… |
… | …0011010100000001 |
3 | 10011200201011002210 |
4 | 1021102203110001 |
5 | 10004234200001 |
6 | 322002332333 |
7 | 42320266440 |
oct | 11122432401 |
9 | 3150634083 |
10 | 1229600001 |
11 | 581093753 |
12 | 2a395a0a9 |
13 | 167989386 |
14 | b9436d57 |
15 | 72e35dd6 |
hex | 494a3501 |
1229600001 has 16 divisors (see below), whose sum is σ = 1886256000. Its totient is φ = 697911168.
The previous prime is 1229599967. The next prime is 1229600011. The reversal of 1229600001 is 1000069221.
It is not a de Polignac number, because 1229600001 - 26 = 1229599937 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is not an unprimeable number, because it can be changed into a prime (1229600011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193356 + ... + 199613.
It is an arithmetic number, because the mean of its divisors is an integer number (117891000).
Almost surely, 21229600001 is an apocalyptic number.
It is an amenable number.
1229600001 is a deficient number, since it is larger than the sum of its proper divisors (656655999).
1229600001 is a wasteful number, since it uses less digits than its factorization.
1229600001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 393128.
The product of its (nonzero) digits is 216, while the sum is 21.
The square root of 1229600001 is about 35065.6527245680. The cubic root of 1229600001 is about 1071.3251119935.
Adding to 1229600001 its reverse (1000069221), we get a palindrome (2229669222).
The spelling of 1229600001 in words is "one billion, two hundred twenty-nine million, six hundred thousand, one".
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