Base | Representation |
---|---|
bin | 110001000111… |
… | …001110001010 |
3 | 220020002200022 |
4 | 301013032022 |
5 | 11243442014 |
6 | 1135540442 |
7 | 214301243 |
oct | 61071612 |
9 | 26202608 |
10 | 12874634 |
11 | 72a39a3 |
12 | 438a722 |
13 | 288a136 |
14 | 19d1cca |
15 | 11e4a8e |
hex | c4738a |
12874634 has 4 divisors (see below), whose sum is σ = 19311954. Its totient is φ = 6437316.
The previous prime is 12874633. The next prime is 12874657. The reversal of 12874634 is 43647821.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 10923025 + 1951609 = 3305^2 + 1397^2 .
It is a junction number, because it is equal to n+sod(n) for n = 12874594 and 12874603.
It is not an unprimeable number, because it can be changed into a prime (12874633) 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 as a sum of consecutive naturals, namely, 3218657 + ... + 3218660.
Almost surely, 212874634 is an apocalyptic number.
12874634 is a deficient number, since it is larger than the sum of its proper divisors (6437320).
12874634 is an equidigital number, since it uses as much as digits as its factorization.
12874634 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6437319.
The product of its digits is 32256, while the sum is 35.
The square root of 12874634 is about 3588.1240223827. The cubic root of 12874634 is about 234.3751864650.
The spelling of 12874634 in words is "twelve million, eight hundred seventy-four thousand, six hundred thirty-four".
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