Base | Representation |
---|---|
bin | 110000101000… |
… | …011010111100 |
3 | 212222200121210 |
4 | 300220122330 |
5 | 11230422401 |
6 | 1133124420 |
7 | 213234366 |
oct | 60503274 |
9 | 25880553 |
10 | 12748476 |
11 | 7218134 |
12 | 4329710 |
13 | 28448a0 |
14 | 199bd36 |
15 | 11bc4d6 |
hex | c286bc |
12748476 has 48 divisors (see below), whose sum is σ = 32514048. Its totient is φ = 3864000.
The previous prime is 12748469. The next prime is 12748481. The reversal of 12748476 is 67484721.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a congruent number.
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 15 ways as a sum of consecutive naturals, for example, 10501 + ... + 11651.
It is an arithmetic number, because the mean of its divisors is an integer number (677376).
Almost surely, 212748476 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12748476, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16257024).
12748476 is an abundant number, since it is smaller than the sum of its proper divisors (19765572).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12748476 is a wasteful number, since it uses less digits than its factorization.
12748476 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1242 (or 1240 counting only the distinct ones).
The product of its digits is 75264, while the sum is 39.
The square root of 12748476 is about 3570.5008052093. The cubic root of 12748476 is about 233.6071280351.
The spelling of 12748476 in words is "twelve million, seven hundred forty-eight thousand, four hundred seventy-six".
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