Base | Representation |
---|---|
bin | 110000101001… |
… | …010101100110 |
3 | 212222212202211 |
4 | 300221111212 |
5 | 11231032410 |
6 | 1133154034 |
7 | 213251341 |
oct | 60512546 |
9 | 25885684 |
10 | 12752230 |
11 | 721aa37 |
12 | 432b91a |
13 | 28464ca |
14 | 199d458 |
15 | 11bd68a |
hex | c29566 |
12752230 has 32 divisors (see below), whose sum is σ = 24766560. Its totient is φ = 4711680.
The previous prime is 12752183. The next prime is 12752231. The reversal of 12752230 is 3225721.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12752231) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 6972 + ... + 8608.
It is an arithmetic number, because the mean of its divisors is an integer number (773955).
Almost surely, 212752230 is an apocalyptic number.
12752230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12752230 is a deficient number, since it is larger than the sum of its proper divisors (12014330).
12752230 is a wasteful number, since it uses less digits than its factorization.
12752230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1704.
The product of its (nonzero) digits is 840, while the sum is 22.
The square root of 12752230 is about 3571.0264630775. The cubic root of 12752230 is about 233.6300556147.
Adding to 12752230 its reverse (3225721), we get a palindrome (15977951).
The spelling of 12752230 in words is "twelve million, seven hundred fifty-two thousand, two hundred thirty".
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