Base | Representation |
---|---|
bin | 101111010010… |
… | …011001100000 |
3 | 212022210021212 |
4 | 233102121200 |
5 | 11133134003 |
6 | 1121405252 |
7 | 210236213 |
oct | 57223140 |
9 | 25283255 |
10 | 12396128 |
11 | 6aa7438 |
12 | 4199828 |
13 | 27503b4 |
14 | 190977a |
15 | 114cdd8 |
hex | bd2660 |
12396128 has 24 divisors (see below), whose sum is σ = 25841592. Its totient is φ = 5833216.
The previous prime is 12396119. The next prime is 12396143. The reversal of 12396128 is 82169321.
It is a Harshad number since it is a multiple of its sum of digits (32).
It is a junction number, because it is equal to n+sod(n) for n = 12396094 and 12396103.
It is a congruent number.
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 3 ways as a sum of consecutive naturals, for example, 10850 + ... + 11937.
It is an arithmetic number, because the mean of its divisors is an integer number (1076733).
Almost surely, 212396128 is an apocalyptic number.
It is an amenable number.
12396128 is an abundant number, since it is smaller than the sum of its proper divisors (13445464).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12396128 is a wasteful number, since it uses less digits than its factorization.
12396128 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22814 (or 22806 counting only the distinct ones).
The product of its digits is 5184, while the sum is 32.
The square root of 12396128 is about 3520.8135423507. The cubic root of 12396128 is about 231.4348113079.
The spelling of 12396128 in words is "twelve million, three hundred ninety-six thousand, one hundred twenty-eight".
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