Base | Representation |
---|---|
bin | 111100100101010110… |
… | …0101111100001000100 |
3 | 110102211001100200110221 |
4 | 1321022230233201010 |
5 | 4112422134334303 |
6 | 135433530554124 |
7 | 12254024656540 |
oct | 1711254574104 |
9 | 412731320427 |
10 | 130102261828 |
11 | 501a3375a40 |
12 | 2126ab98944 |
13 | c36512a9a6 |
14 | 6422cc8a20 |
15 | 35b6d134bd |
hex | 1e4ab2f844 |
130102261828 has 48 divisors (see below), whose sum is σ = 290460893184. Its totient is φ = 49510369440.
The previous prime is 130102261811. The next prime is 130102261831. The reversal of 130102261828 is 828162201031.
It is a happy number.
It is a super-2 number, since 2×1301022618282 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 130102261793 and 130102261802.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4898500 + ... + 4924987.
It is an arithmetic number, because the mean of its divisors is an integer number (6051268608).
Almost surely, 2130102261828 is an apocalyptic number.
It is an amenable number.
130102261828 is an abundant number, since it is smaller than the sum of its proper divisors (160358631356).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130102261828 is a wasteful number, since it uses less digits than its factorization.
130102261828 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9823552 (or 9823550 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 34.
Adding to 130102261828 its reverse (828162201031), we get a palindrome (958264462859).
The spelling of 130102261828 in words is "one hundred thirty billion, one hundred two million, two hundred sixty-one thousand, eight hundred twenty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •