Base | Representation |
---|---|
bin | 110000011011… |
… | …010001100110 |
3 | 212212221202111 |
4 | 300123101212 |
5 | 11222212010 |
6 | 1132031234 |
7 | 212621404 |
oct | 60332146 |
9 | 25787674 |
10 | 12694630 |
11 | 7190733 |
12 | 430251a |
13 | 2826220 |
14 | 1986474 |
15 | 11ab58a |
hex | c1b466 |
12694630 has 16 divisors (see below), whose sum is σ = 24608304. Its totient is φ = 4687200.
The previous prime is 12694621. The next prime is 12694637. The reversal of 12694630 is 3649621.
12694630 = T1391 + T1392 + ... + T1403.
It is a super-2 number, since 2×126946302 = 322307261673800, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 12694592 and 12694601.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12694637) 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 7 ways as a sum of consecutive naturals, for example, 48696 + ... + 48955.
It is an arithmetic number, because the mean of its divisors is an integer number (1538019).
Almost surely, 212694630 is an apocalyptic number.
12694630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12694630 is a deficient number, since it is larger than the sum of its proper divisors (11913674).
12694630 is a wasteful number, since it uses less digits than its factorization.
12694630 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 97671.
The product of its (nonzero) digits is 7776, while the sum is 31.
The square root of 12694630 is about 3562.9524274119. The cubic root of 12694630 is about 233.2777668137.
The spelling of 12694630 in words is "twelve million, six hundred ninety-four thousand, six hundred thirty".
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