Base | Representation |
---|---|
bin | 1110011101100… |
… | …00101101010000 |
3 | 22110021012002011 |
4 | 13032300231100 |
5 | 222023410112 |
6 | 20012032304 |
7 | 3002055364 |
oct | 716605520 |
9 | 273235064 |
10 | 121310032 |
11 | 62527028 |
12 | 34762694 |
13 | 1c1952ac |
14 | 1217b2a4 |
15 | a9b3aa7 |
hex | 73b0b50 |
121310032 has 20 divisors (see below), whose sum is σ = 238350816. Its totient is φ = 59800160.
The previous prime is 121309997. The next prime is 121310069. The reversal of 121310032 is 230013121.
It is a super-2 number, since 2×1213100322 = 29432247727682048, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 121309994 and 121310021.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52258 + ... + 54529.
Almost surely, 2121310032 is an apocalyptic number.
It is an amenable number.
121310032 is a deficient number, since it is larger than the sum of its proper divisors (117040784).
121310032 is a wasteful number, since it uses less digits than its factorization.
121310032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 106866 (or 106860 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 13.
The square root of 121310032 is about 11014.0833481502. The cubic root of 121310032 is about 495.0308207861.
Adding to 121310032 its reverse (230013121), we get a palindrome (351323153).
The spelling of 121310032 in words is "one hundred twenty-one million, three hundred ten thousand, thirty-two".
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