Base | Representation |
---|---|
bin | 1111011111111… |
… | …11011101000000 |
3 | 100001122202112102 |
4 | 13233333131000 |
5 | 231241134214 |
6 | 20522445532 |
7 | 3136106336 |
oct | 757773500 |
9 | 301582472 |
10 | 130021184 |
11 | 67436927 |
12 | 376638a8 |
13 | 20c25317 |
14 | 133a7b56 |
15 | b634bde |
hex | 7bff740 |
130021184 has 28 divisors (see below), whose sum is σ = 258775200. Its totient is φ = 64818048.
The previous prime is 130021153. The next prime is 130021259. The reversal of 130021184 is 481120031.
130021184 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20147 + ... + 25805.
Almost surely, 2130021184 is an apocalyptic number.
It is an amenable number.
130021184 is a deficient number, since it is larger than the sum of its proper divisors (128754016).
130021184 is an equidigital number, since it uses as much as digits as its factorization.
130021184 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6030 (or 6020 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 20.
The square root of 130021184 is about 11402.6831930033. The cubic root of 130021184 is about 506.6072167859.
The spelling of 130021184 in words is "one hundred thirty million, twenty-one thousand, one hundred eighty-four".
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