Base | Representation |
---|---|
bin | 110000010001… |
… | …101100001000 |
3 | 212210221220100 |
4 | 300101230020 |
5 | 11214432433 |
6 | 1131125400 |
7 | 212366055 |
oct | 60215410 |
9 | 25727810 |
10 | 12655368 |
11 | 7164190 |
12 | 42a3860 |
13 | 28113ab |
14 | 197602c |
15 | 119eb13 |
hex | c11b08 |
12655368 has 144 divisors (see below), whose sum is σ = 40762800. Its totient is φ = 3507840.
The previous prime is 12655367. The next prime is 12655381. The reversal of 12655368 is 86355621.
It is a Harshad number since it is a multiple of its sum of digits (36).
Its product of digits (43200) is a multiple of the sum of its prime divisors (64).
It is not an unprimeable number, because it can be changed into a prime (12655367) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 436378 + ... + 436406.
It is an arithmetic number, because the mean of its divisors is an integer number (283075).
Almost surely, 212655368 is an apocalyptic number.
12655368 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12655368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20381400).
12655368 is an abundant number, since it is smaller than the sum of its proper divisors (28107432).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12655368 is a wasteful number, since it uses less digits than its factorization.
12655368 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 100 (or 64 counting only the distinct ones).
The product of its digits is 43200, while the sum is 36.
The square root of 12655368 is about 3557.4384042454. The cubic root of 12655368 is about 233.0370243313.
It can be divided in two parts, 126553 and 68, that added together give a palindrome (126621).
The spelling of 12655368 in words is "twelve million, six hundred fifty-five thousand, three hundred sixty-eight".
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