Base | Representation |
---|---|
bin | 110000101001… |
… | …011110000111 |
3 | 212222220112000 |
4 | 300221132013 |
5 | 11231042100 |
6 | 1133200343 |
7 | 213253050 |
oct | 60513607 |
9 | 25886460 |
10 | 12752775 |
11 | 7220392 |
12 | 43300b3 |
13 | 2846829 |
14 | 199d727 |
15 | 11bd900 |
hex | c29787 |
12752775 has 48 divisors (see below), whose sum is σ = 26784000. Its totient is φ = 5827680.
The previous prime is 12752767. The next prime is 12752777. The reversal of 12752775 is 57725721.
12752775 is a `hidden beast` number, since 127 + 527 + 7 + 5 = 666.
12752775 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 not a de Polignac number, because 12752775 - 23 = 12752767 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12752777) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3376 + ... + 6074.
It is an arithmetic number, because the mean of its divisors is an integer number (558000).
Almost surely, 212752775 is an apocalyptic number.
12752775 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
12752775 is an abundant number, since it is smaller than the sum of its proper divisors (14031225).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12752775 is a wasteful number, since it uses less digits than its factorization.
12752775 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2725 (or 2714 counting only the distinct ones).
The product of its digits is 34300, while the sum is 36.
The square root of 12752775 is about 3571.1027708538. The cubic root of 12752775 is about 233.6333838317.
The spelling of 12752775 in words is "twelve million, seven hundred fifty-two thousand, seven hundred seventy-five".
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