Base | Representation |
---|---|
bin | 101111100111… |
… | …000000101010 |
3 | 212111002002202 |
4 | 233213000222 |
5 | 11143334204 |
6 | 1123300202 |
7 | 211040312 |
oct | 57470052 |
9 | 25432082 |
10 | 12480554 |
11 | 7054909 |
12 | 421a662 |
13 | 277c958 |
14 | 192c442 |
15 | 1167e1e |
hex | be702a |
12480554 has 4 divisors (see below), whose sum is σ = 18720834. Its totient is φ = 6240276.
The previous prime is 12480551. The next prime is 12480571. The reversal of 12480554 is 45508421.
12480554 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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., 11526025 + 954529 = 3395^2 + 977^2 .
It is not an unprimeable number, because it can be changed into a prime (12480551) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3120137 + ... + 3120140.
Almost surely, 212480554 is an apocalyptic number.
12480554 is a deficient number, since it is larger than the sum of its proper divisors (6240280).
12480554 is an equidigital number, since it uses as much as digits as its factorization.
12480554 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6240279.
The product of its (nonzero) digits is 6400, while the sum is 29.
The square root of 12480554 is about 3532.7827558456. The cubic root of 12480554 is about 231.9590321042.
Adding to 12480554 its reverse (45508421), we get a palindrome (57988975).
The spelling of 12480554 in words is "twelve million, four hundred eighty thousand, five hundred fifty-four".
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