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12769060 = 225638453
BaseRepresentation
bin110000101101…
…011100100100
3220000201212011
4300231130210
511232102220
61133404004
7213351403
oct60553444
926021764
1012769060
117231647
124339604
132851075
1419a563a
1511c365a
hexc2d724

12769060 has 12 divisors (see below), whose sum is σ = 26815068. Its totient is φ = 5107616.

The previous prime is 12769049. The next prime is 12769067. The reversal of 12769060 is 6096721.

It can be written as a sum of positive squares in 2 ways, for example, as 8856576 + 3912484 = 2976^2 + 1978^2 .

It is not an unprimeable number, because it can be changed into a prime (12769067) 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 3 ways as a sum of consecutive naturals, for example, 319207 + ... + 319246.

It is an arithmetic number, because the mean of its divisors is an integer number (2234589).

Almost surely, 212769060 is an apocalyptic number.

12769060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12769060 is an abundant number, since it is smaller than the sum of its proper divisors (14046008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12769060 is a wasteful number, since it uses less digits than its factorization.

12769060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638462 (or 638460 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 12769060 is about 3573.3821514078. The cubic root of 12769060 is about 233.7327896811.

The spelling of 12769060 in words is "twelve million, seven hundred sixty-nine thousand, sixty".

Divisors: 1 2 4 5 10 20 638453 1276906 2553812 3192265 6384530 12769060