Base | Representation |
---|---|
bin | 1110011011001… |
… | …11111111000000 |
3 | 22102201001110212 |
4 | 13031213333000 |
5 | 221434342120 |
6 | 20001413252 |
7 | 2666405063 |
oct | 715477700 |
9 | 272631425 |
10 | 121012160 |
11 | 62343255 |
12 | 3463a228 |
13 | 1c0bc839 |
14 | 121008da |
15 | a9556c5 |
hex | 7367fc0 |
121012160 has 28 divisors (see below), whose sum is σ = 288160968. Its totient is φ = 48404736.
The previous prime is 121012141. The next prime is 121012183. The reversal of 121012160 is 61210121.
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, 188762 + ... + 189401.
Almost surely, 2121012160 is an apocalyptic number.
121012160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
121012160 is an abundant number, since it is smaller than the sum of its proper divisors (167148808).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121012160 is an equidigital number, since it uses as much as digits as its factorization.
121012160 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 378180 (or 378170 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 14.
The square root of 121012160 is about 11000.5527133867. The cubic root of 121012160 is about 494.6253124815.
Adding to 121012160 its reverse (61210121), we get a palindrome (182222281).
The spelling of 121012160 in words is "one hundred twenty-one million, twelve thousand, one hundred sixty".
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