Base | Representation |
---|---|
bin | 111100100010111100… |
… | …0101010110101100000 |
3 | 110102121102101200020110 |
4 | 1321011320222311200 |
5 | 4112241001033204 |
6 | 135421524011320 |
7 | 12252024351201 |
oct | 1710570526540 |
9 | 412542350213 |
10 | 130021502304 |
11 | 50161826131 |
12 | 21247b30b40 |
13 | c3514929a5 |
14 | 64162a55a8 |
15 | 35aebae889 |
hex | 1e45e2ad60 |
130021502304 has 48 divisors (see below), whose sum is σ = 341489140272. Its totient is φ = 43317301248.
The previous prime is 130021502293. The next prime is 130021502311. The reversal of 130021502304 is 403205120031.
It is a tau number, because it is divible by the number of its divisors (48).
It is a super-2 number, since 2×1300215023042 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181749 + ... + 541364.
It is an arithmetic number, because the mean of its divisors is an integer number (7114357089).
Almost surely, 2130021502304 is an apocalyptic number.
It is an amenable number.
130021502304 is an abundant number, since it is smaller than the sum of its proper divisors (211467637968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130021502304 is a wasteful number, since it uses less digits than its factorization.
130021502304 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 724999 (or 724991 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 21.
Adding to 130021502304 its reverse (403205120031), we get a palindrome (533226622335).
The spelling of 130021502304 in words is "one hundred thirty billion, twenty-one million, five hundred two thousand, three hundred four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •