Base | Representation |
---|---|
bin | 110001011001… |
… | …110010011101 |
3 | 220100222000000 |
4 | 301121302131 |
5 | 11303410220 |
6 | 1141324513 |
7 | 215036046 |
oct | 61316235 |
9 | 26328000 |
10 | 12950685 |
11 | 7346050 |
12 | 4406739 |
13 | 28b5937 |
14 | 1a118cd |
15 | 120c390 |
hex | c59c9d |
12950685 has 112 divisors (see below), whose sum is σ = 28330560. Its totient is φ = 5598720.
The previous prime is 12950681. The next prime is 12950687. The reversal of 12950685 is 58605921.
It is a happy number.
It is not a de Polignac number, because 12950685 - 22 = 12950681 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12950681) by changing a digit.
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 111 ways as a sum of consecutive naturals, for example, 681606 + ... + 681624.
Almost surely, 212950685 is an apocalyptic number.
12950685 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
12950685 is an abundant number, since it is smaller than the sum of its proper divisors (15379875).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12950685 is a wasteful number, since it uses less digits than its factorization.
12950685 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 70 (or 55 counting only the distinct ones).
The product of its (nonzero) digits is 21600, while the sum is 36.
The square root of 12950685 is about 3598.7060174457. The cubic root of 12950685 is about 234.8357687596.
The spelling of 12950685 in words is "twelve million, nine hundred fifty thousand, six hundred eighty-five".
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