Base | Representation |
---|---|
bin | 1110011100000… |
… | …00101000001110 |
3 | 22102220011221110 |
4 | 13032000220032 |
5 | 222001104402 |
6 | 20003512450 |
7 | 3000305265 |
oct | 716005016 |
9 | 272804843 |
10 | 121113102 |
11 | 62402080 |
12 | 34688726 |
13 | 1c126776 |
14 | 121295dc |
15 | a97556c |
hex | 7380a0e |
121113102 has 32 divisors (see below), whose sum is σ = 267442560. Its totient is φ = 36257120.
The previous prime is 121113089. The next prime is 121113107. The reversal of 121113102 is 201311121.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121113107) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5577 + ... + 16532.
It is an arithmetic number, because the mean of its divisors is an integer number (8357580).
Almost surely, 2121113102 is an apocalyptic number.
121113102 is an abundant number, since it is smaller than the sum of its proper divisors (146329458).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121113102 is a wasteful number, since it uses less digits than its factorization.
121113102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22208.
The product of its (nonzero) digits is 12, while the sum is 12.
The square root of 121113102 is about 11005.1397992029. The cubic root of 121113102 is about 494.7628044277.
Adding to 121113102 its reverse (201311121), we get a palindrome (322424223).
The spelling of 121113102 in words is "one hundred twenty-one million, one hundred thirteen thousand, one hundred two".
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