Base | Representation |
---|---|
bin | 11010101010100000… |
… | …001001111111000001 |
3 | 2201220022001222111202 |
4 | 122222200021333001 |
5 | 432113333010001 |
6 | 21052543550545 |
7 | 2032326021215 |
oct | 325240117701 |
9 | 81808058452 |
10 | 28630360001 |
11 | 11162101251 |
12 | 56702bb455 |
13 | 29136b6429 |
14 | 155859a945 |
15 | b2877e96b |
hex | 6aa809fc1 |
28630360001 has 8 divisors (see below), whose sum is σ = 29126053440. Its totient is φ = 28135014448.
The previous prime is 28630359971. The next prime is 28630360027. The reversal of 28630360001 is 10006303682.
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 28630360001 - 26 = 28630359937 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (28630360081) 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, 81860 + ... + 252906.
It is an arithmetic number, because the mean of its divisors is an integer number (3640756680).
Almost surely, 228630360001 is an apocalyptic number.
It is an amenable number.
28630360001 is a deficient number, since it is larger than the sum of its proper divisors (495693439).
28630360001 is a wasteful number, since it uses less digits than its factorization.
28630360001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 173943.
The product of its (nonzero) digits is 5184, while the sum is 29.
Adding to 28630360001 its reverse (10006303682), we get a palindrome (38636663683).
The spelling of 28630360001 in words is "twenty-eight billion, six hundred thirty million, three hundred sixty thousand, one".
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