Base | Representation |
---|---|
bin | 101111101101… |
… | …010011100110 |
3 | 212112101110212 |
4 | 233231103212 |
5 | 11200200332 |
6 | 1124015422 |
7 | 211205432 |
oct | 57552346 |
9 | 25471425 |
10 | 12506342 |
11 | 7072222 |
12 | 4231572 |
13 | 278b604 |
14 | 19379c2 |
15 | 11708b2 |
hex | bed4e6 |
12506342 has 16 divisors (see below), whose sum is σ = 19900512. Its totient is φ = 5881920.
The previous prime is 12506341. The next prime is 12506381. The reversal of 12506342 is 24360521.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12506341) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 578 + ... + 5034.
It is an arithmetic number, because the mean of its divisors is an integer number (1243782).
Almost surely, 212506342 is an apocalyptic number.
12506342 is a deficient number, since it is larger than the sum of its proper divisors (7394170).
12506342 is a wasteful number, since it uses less digits than its factorization.
12506342 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4543.
The product of its (nonzero) digits is 1440, while the sum is 23.
The square root of 12506342 is about 3536.4306864408. The cubic root of 12506342 is about 232.1186843198.
Adding to 12506342 its reverse (24360521), we get a palindrome (36866863).
The spelling of 12506342 in words is "twelve million, five hundred six thousand, three hundred forty-two".
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