Base | Representation |
---|---|
bin | 10010101110001111… |
… | …110010010011111100 |
3 | 1220220000210120000201 |
4 | 102232033302103330 |
5 | 312132412234004 |
6 | 13122454133244 |
7 | 1311114513625 |
oct | 225617622374 |
9 | 56800716021 |
10 | 20103243004 |
11 | 8586836019 |
12 | 3a90651224 |
13 | 1b84bb5580 |
14 | d89cbca4c |
15 | 7c9d616a4 |
hex | 4ae3f24fc |
20103243004 has 96 divisors (see below), whose sum is σ = 40583854080. Its totient is φ = 8644672512.
The previous prime is 20103242941. The next prime is 20103243007. The reversal of 20103243004 is 40034230102.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20103243007) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7084674 + ... + 7087510.
It is an arithmetic number, because the mean of its divisors is an integer number (422748480).
Almost surely, 220103243004 is an apocalyptic number.
It is an amenable number.
20103243004 is an abundant number, since it is smaller than the sum of its proper divisors (20480611076).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20103243004 is a wasteful number, since it uses less digits than its factorization.
20103243004 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3047 (or 3045 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 19.
Adding to 20103243004 its reverse (40034230102), we get a palindrome (60137473106).
It can be divided in two parts, 201032 and 43004, that added together give a square (244036 = 4942).
The spelling of 20103243004 in words is "twenty billion, one hundred three million, two hundred forty-three thousand, four".
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