Base | Representation |
---|---|
bin | 100110101001… |
… | …001001101100 |
3 | 201001122210020 |
4 | 212221021230 |
5 | 10043130103 |
6 | 1001042140 |
7 | 152050416 |
oct | 46511154 |
9 | 21048706 |
10 | 10130028 |
11 | 5799927 |
12 | 3486350 |
13 | 2138acc |
14 | 14b99b6 |
15 | d51753 |
hex | 9a926c |
10130028 has 72 divisors (see below), whose sum is σ = 26406912. Its totient is φ = 3015936.
The previous prime is 10130023. The next prime is 10130033. The reversal of 10130028 is 82003101.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (10130023) and next prime (10130033).
It is a junction number, because it is equal to n+sod(n) for n = 10129989 and 10130016.
It is not an unprimeable number, because it can be changed into a prime (10130023) 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 23 ways as a sum of consecutive naturals, for example, 79701 + ... + 79827.
Almost surely, 210130028 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 10130028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13203456).
10130028 is an abundant number, since it is smaller than the sum of its proper divisors (16276884).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10130028 is a wasteful number, since it uses less digits than its factorization.
10130028 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 191 (or 172 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 15.
The square root of 10130028 is about 3182.7704912544. The cubic root of 10130028 is about 216.3732401427.
Adding to 10130028 its reverse (82003101), we get a palindrome (92133129).
The spelling of 10130028 in words is "ten million, one hundred thirty thousand, twenty-eight".
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