Base | Representation |
---|---|
bin | 1110011011011… |
… | …10110010101110 |
3 | 22102202110201200 |
4 | 13031232302232 |
5 | 221441240141 |
6 | 20002150330 |
7 | 2666552301 |
oct | 715566256 |
9 | 272673650 |
10 | 121040046 |
11 | 623621a6 |
12 | 346523a6 |
13 | 1c0cc43a |
14 | 1210ab38 |
15 | a95dab6 |
hex | 736ecae |
121040046 has 24 divisors (see below), whose sum is σ = 262491840. Its totient is φ = 40310016.
The previous prime is 121040041. The next prime is 121040069. The reversal of 121040046 is 640040121.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121040041) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23566 + ... + 28238.
It is an arithmetic number, because the mean of its divisors is an integer number (10937160).
Almost surely, 2121040046 is an apocalyptic number.
121040046 is an abundant number, since it is smaller than the sum of its proper divisors (141451794).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121040046 is a wasteful number, since it uses less digits than its factorization.
121040046 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6120 (or 6117 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 121040046 is about 11001.8201221434. The cubic root of 121040046 is about 494.6633033251.
Adding to 121040046 its reverse (640040121), we get a palindrome (761080167).
The spelling of 121040046 in words is "one hundred twenty-one million, forty thousand, forty-six".
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