Base | Representation |
---|---|
bin | 110000101001… |
… | …100111100100 |
3 | 212222221100102 |
4 | 300221213210 |
5 | 11231102010 |
6 | 1133203232 |
7 | 213254603 |
oct | 60514744 |
9 | 25887312 |
10 | 12753380 |
11 | 7220892 |
12 | 4330518 |
13 | 2846ba3 |
14 | 199da3a |
15 | 11bdba5 |
hex | c299e4 |
12753380 has 12 divisors (see below), whose sum is σ = 26782140. Its totient is φ = 5101344.
The previous prime is 12753379. The next prime is 12753407. The reversal of 12753380 is 8335721.
It can be written as a sum of positive squares in 2 ways, for example, as 5484964 + 7268416 = 2342^2 + 2696^2 .
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, 318815 + ... + 318854.
It is an arithmetic number, because the mean of its divisors is an integer number (2231845).
Almost surely, 212753380 is an apocalyptic number.
12753380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12753380 is an abundant number, since it is smaller than the sum of its proper divisors (14028760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12753380 is a wasteful number, since it uses less digits than its factorization.
12753380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 637678 (or 637676 counting only the distinct ones).
The product of its (nonzero) digits is 5040, while the sum is 29.
The square root of 12753380 is about 3571.1874775766. The cubic root of 12753380 is about 233.6370783469.
The spelling of 12753380 in words is "twelve million, seven hundred fifty-three thousand, three hundred eighty".
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