Base | Representation |
---|---|
bin | 111000011100111111… |
… | …1011011000010110100 |
3 | 102120220212102021110221 |
4 | 1300321333123002310 |
5 | 3441240343331234 |
6 | 131405422424124 |
7 | 11521146044335 |
oct | 1607177330264 |
9 | 376825367427 |
10 | 121232011444 |
11 | 474613455a5 |
12 | 1b5b4432044 |
13 | b58050921b |
14 | 5c20c0a28c |
15 | 3248215eb4 |
hex | 1c39fdb0b4 |
121232011444 has 12 divisors (see below), whose sum is σ = 212260596100. Its totient is φ = 60586126848.
The previous prime is 121232011421. The next prime is 121232011493. The reversal of 121232011444 is 444110232121.
It can be written as a sum of positive squares in 2 ways, for example, as 90829904400 + 30402107044 = 301380^2 + 174362^2 .
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, 7460589 + ... + 7476820.
Almost surely, 2121232011444 is an apocalyptic number.
It is an amenable number.
121232011444 is a deficient number, since it is larger than the sum of its proper divisors (91028584656).
121232011444 is a wasteful number, since it uses less digits than its factorization.
121232011444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14939442 (or 14939440 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 25.
Adding to 121232011444 its reverse (444110232121), we get a palindrome (565342243565).
The spelling of 121232011444 in words is "one hundred twenty-one billion, two hundred thirty-two million, eleven thousand, four hundred forty-four".
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