Base | Representation |
---|---|
bin | 111101010101010… |
… | …100101101000001 |
3 | 2122201020121122011 |
4 | 331111110231001 |
5 | 4101411000001 |
6 | 250035012521 |
7 | 34333233001 |
oct | 7525245501 |
9 | 2581217564 |
10 | 1029000001 |
11 | 488930a27 |
12 | 24873a141 |
13 | 135251c53 |
14 | 9a93a001 |
15 | 6050dd51 |
hex | 3d554b41 |
1029000001 has 8 divisors (see below), whose sum is σ = 1056561408. Its totient is φ = 1001556000.
The previous prime is 1028999989. The next prime is 1029000017. The reversal of 1029000001 is 1000009201.
1029000001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1029000001 - 223 = 1020611393 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1029000031) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11445 + ... + 46786.
It is an arithmetic number, because the mean of its divisors is an integer number (132070176).
Almost surely, 21029000001 is an apocalyptic number.
It is an amenable number.
1029000001 is a deficient number, since it is larger than the sum of its proper divisors (27561407).
1029000001 is an equidigital number, since it uses as much as digits as its factorization.
1029000001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 58703.
The product of its (nonzero) digits is 18, while the sum is 13.
The square root of 1029000001 is about 32078.0298802779. The cubic root of 1029000001 is about 1009.5746995422.
Adding to 1029000001 its reverse (1000009201), we get a palindrome (2029009202).
The spelling of 1029000001 in words is "one billion, twenty-nine million, one", and thus it is an aban number and an uban number.
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