Base | Representation |
---|---|
bin | 101111001000… |
… | …110000010110 |
3 | 212020210002222 |
4 | 233020300112 |
5 | 11130403010 |
6 | 1120502342 |
7 | 210013106 |
oct | 57106026 |
9 | 25223088 |
10 | 12356630 |
11 | 6a7a7a0 |
12 | 417a9b2 |
13 | 2738420 |
14 | 18d9206 |
15 | 1141355 |
hex | bc8c16 |
12356630 has 32 divisors (see below), whose sum is σ = 26133408. Its totient is φ = 4147200.
The previous prime is 12356551. The next prime is 12356633. The reversal of 12356630 is 3665321.
It is a Harshad number since it is a multiple of its sum of digits (26).
It is a self number, because there is not a number n which added to its sum of digits gives 12356630.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12356633) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 2891 + ... + 5750.
It is an arithmetic number, because the mean of its divisors is an integer number (816669).
Almost surely, 212356630 is an apocalyptic number.
12356630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12356630 is an abundant number, since it is smaller than the sum of its proper divisors (13776778).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12356630 is a wasteful number, since it uses less digits than its factorization.
12356630 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8672.
The product of its (nonzero) digits is 3240, while the sum is 26.
The square root of 12356630 is about 3515.1998520710. The cubic root of 12356630 is about 231.1887415047.
The spelling of 12356630 in words is "twelve million, three hundred fifty-six thousand, six hundred thirty".
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