Base | Representation |
---|---|
bin | 110000101101… |
… | …101010011000 |
3 | 220000210001220 |
4 | 300231222120 |
5 | 11232114234 |
6 | 1133412040 |
7 | 213354105 |
oct | 60555230 |
9 | 26023056 |
10 | 12769944 |
11 | 7232280 |
12 | 433a020 |
13 | 28515a5 |
14 | 19a5aac |
15 | 11c3a49 |
hex | c2da98 |
12769944 has 32 divisors (see below), whose sum is σ = 34827840. Its totient is φ = 3869600.
The previous prime is 12769943. The next prime is 12769949. The reversal of 12769944 is 44996721.
It is a junction number, because it is equal to n+sod(n) for n = 12769896 and 12769905.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12769943) 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 7 ways as a sum of consecutive naturals, for example, 23922 + ... + 24449.
It is an arithmetic number, because the mean of its divisors is an integer number (1088370).
Almost surely, 212769944 is an apocalyptic number.
It is an amenable number.
12769944 is an abundant number, since it is smaller than the sum of its proper divisors (22057896).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12769944 is a wasteful number, since it uses less digits than its factorization.
12769944 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 48391 (or 48387 counting only the distinct ones).
The product of its digits is 108864, while the sum is 42.
The square root of 12769944 is about 3573.5058416071. The cubic root of 12769944 is about 233.7381833179.
It can be divided in two parts, 127 and 69944, that multiplied together give a palindrome (8882888).
The spelling of 12769944 in words is "twelve million, seven hundred sixty-nine thousand, nine hundred forty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •