Base | Representation |
---|---|
bin | 111000011111000011… |
… | …1110100110101111010 |
3 | 102121002200211200020102 |
4 | 1300332013310311322 |
5 | 3441411114320010 |
6 | 131420340155402 |
7 | 11522650143251 |
oct | 1607607646572 |
9 | 377080750212 |
10 | 121301323130 |
11 | 47497486489 |
12 | 1b613698b62 |
13 | b591996660 |
14 | 5c2a0cd798 |
15 | 324e357ba5 |
hex | 1c3e1f4d7a |
121301323130 has 32 divisors (see below), whose sum is σ = 239574528144. Its totient is φ = 43943118336.
The previous prime is 121301323109. The next prime is 121301323159. The reversal of 121301323130 is 31323103121.
It can be written as a sum of positive squares in 8 ways, for example, as 78703252681 + 42598070449 = 280541^2 + 206393^2 .
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, 8795819 + ... + 8809598.
Almost surely, 2121301323130 is an apocalyptic number.
121301323130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
121301323130 is a deficient number, since it is larger than the sum of its proper divisors (118273205014).
121301323130 is a wasteful number, since it uses less digits than its factorization.
121301323130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17605490.
The product of its (nonzero) digits is 324, while the sum is 20.
Adding to 121301323130 its reverse (31323103121), we get a palindrome (152624426251).
The spelling of 121301323130 in words is "one hundred twenty-one billion, three hundred one million, three hundred twenty-three thousand, one hundred thirty".
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