Base | Representation |
---|---|
bin | 1110011110100… |
… | …01011010101100 |
3 | 22110111222212101 |
4 | 13033101122230 |
5 | 222042202022 |
6 | 20014544444 |
7 | 3003154114 |
oct | 717213254 |
9 | 273458771 |
10 | 121444012 |
11 | 62608758 |
12 | 34808124 |
13 | 1c211281 |
14 | 121b4044 |
15 | a9dd627 |
hex | 73d16ac |
121444012 has 12 divisors (see below), whose sum is σ = 212764720. Its totient is φ = 60654096.
The previous prime is 121443989. The next prime is 121444013. The reversal of 121444012 is 210444121.
It is a super-2 number, since 2×1214440122 = 29497296101312288, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (121444013) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12843 + ... + 20194.
Almost surely, 2121444012 is an apocalyptic number.
It is an amenable number.
121444012 is a deficient number, since it is larger than the sum of its proper divisors (91320708).
121444012 is a wasteful number, since it uses less digits than its factorization.
121444012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33960 (or 33958 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 19.
The square root of 121444012 is about 11020.1638826290. The cubic root of 121444012 is about 495.2129981547.
Adding to 121444012 its reverse (210444121), we get a palindrome (331888133).
The spelling of 121444012 in words is "one hundred twenty-one million, four hundred forty-four thousand, twelve".
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