Base | Representation |
---|---|
bin | 111000100010101000… |
… | …0110000010000000100 |
3 | 102121102001020011212211 |
4 | 1301011100300100010 |
5 | 3442132300313012 |
6 | 131440255353204 |
7 | 11525633233066 |
oct | 1610520602004 |
9 | 377361204784 |
10 | 121421104132 |
11 | 47549058749 |
12 | 1b647822804 |
13 | b5b07449a3 |
14 | 5c3bd8d736 |
15 | 3259b186a7 |
hex | 1c45430404 |
121421104132 has 24 divisors (see below), whose sum is σ = 223736088800. Its totient is φ = 57498382656.
The previous prime is 121421104121. The next prime is 121421104157. The reversal of 121421104132 is 231401124121.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 28219 + ... + 493597.
Almost surely, 2121421104132 is an apocalyptic number.
It is an amenable number.
121421104132 is a deficient number, since it is larger than the sum of its proper divisors (102314984668).
121421104132 is a wasteful number, since it uses less digits than its factorization.
121421104132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 468835 (or 468833 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 22.
Adding to 121421104132 its reverse (231401124121), we get a palindrome (352822228253).
The spelling of 121421104132 in words is "one hundred twenty-one billion, four hundred twenty-one million, one hundred four thousand, one hundred thirty-two".
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