Base | Representation |
---|---|
bin | 110000101000… |
… | …011010111010 |
3 | 212222200121201 |
4 | 300220122322 |
5 | 11230422344 |
6 | 1133124414 |
7 | 213234364 |
oct | 60503272 |
9 | 25880551 |
10 | 12748474 |
11 | 7218132 |
12 | 432970a |
13 | 284489b |
14 | 199bd34 |
15 | 11bc4d4 |
hex | c286ba |
12748474 has 8 divisors (see below), whose sum is σ = 19143360. Its totient is φ = 6367356.
The previous prime is 12748469. The next prime is 12748481. The reversal of 12748474 is 47484721.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 684 + ... + 5095.
It is an arithmetic number, because the mean of its divisors is an integer number (2392920).
Almost surely, 212748474 is an apocalyptic number.
12748474 is a deficient number, since it is larger than the sum of its proper divisors (6394886).
12748474 is a wasteful number, since it uses less digits than its factorization.
12748474 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6884.
The product of its digits is 50176, while the sum is 37.
The square root of 12748474 is about 3570.5005251365. The cubic root of 12748474 is about 233.6071158189.
The spelling of 12748474 in words is "twelve million, seven hundred forty-eight thousand, four hundred seventy-four".
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