Base | Representation |
---|---|
bin | 101111101101… |
… | …010010110000 |
3 | 212112101101212 |
4 | 233231102300 |
5 | 11200200123 |
6 | 1124015252 |
7 | 211205324 |
oct | 57552260 |
9 | 25471355 |
10 | 12506288 |
11 | 7072183 |
12 | 4231528 |
13 | 278b592 |
14 | 1937984 |
15 | 1170878 |
hex | bed4b0 |
12506288 has 20 divisors (see below), whose sum is σ = 25656840. Its totient is φ = 5885184.
The previous prime is 12506269. The next prime is 12506303. The reversal of 12506288 is 88260521.
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, 22718 + ... + 23261.
It is an arithmetic number, because the mean of its divisors is an integer number (1282842).
Almost surely, 212506288 is an apocalyptic number.
It is an amenable number.
12506288 is an abundant number, since it is smaller than the sum of its proper divisors (13150552).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12506288 is a wasteful number, since it uses less digits than its factorization.
12506288 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 46004 (or 45998 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 32.
The square root of 12506288 is about 3536.4230516159. The cubic root of 12506288 is about 232.1183502380.
The spelling of 12506288 in words is "twelve million, five hundred six thousand, two hundred eighty-eight".
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