Base | Representation |
---|---|
bin | 110000101001… |
… | …011111011000 |
3 | 212222220122000 |
4 | 300221133120 |
5 | 11231042411 |
6 | 1133201000 |
7 | 213253224 |
oct | 60513730 |
9 | 25886560 |
10 | 12752856 |
11 | 7220456 |
12 | 4330160 |
13 | 284688c |
14 | 199d784 |
15 | 11bd956 |
hex | c297d8 |
12752856 has 128 divisors (see below), whose sum is σ = 39398400. Its totient is φ = 3801600.
The previous prime is 12752851. The next prime is 12752869. The reversal of 12752856 is 65825721.
It is a happy number.
12752856 is a `hidden beast` number, since 127 + 528 + 5 + 6 = 666.
12752856 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 12752856.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12752851) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 84381 + ... + 84531.
It is an arithmetic number, because the mean of its divisors is an integer number (307800).
Almost surely, 212752856 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 12752856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19699200).
12752856 is an abundant number, since it is smaller than the sum of its proper divisors (26645544).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12752856 is a wasteful number, since it uses less digits than its factorization.
12752856 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 206 (or 196 counting only the distinct ones).
The product of its digits is 33600, while the sum is 36.
The square root of 12752856 is about 3571.1141118704. The cubic root of 12752856 is about 233.6338784761.
The spelling of 12752856 in words is "twelve million, seven hundred fifty-two thousand, eight hundred fifty-six".
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