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13369068 = 22321093407
BaseRepresentation
bin110010111111…
…111011101100
3221011012220200
4302333323230
511410302233
61154313500
7221430606
oct62777354
927135820
1013369068
117601419
124588890
132a011bb
141ac0176
151291313
hexcbfeec

13369068 has 36 divisors (see below), whose sum is σ = 34114080. Its totient is φ = 4414176.

The previous prime is 13369063. The next prime is 13369093. The reversal of 13369068 is 86096331.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (13369061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2221 + ... + 5627.

Almost surely, 213369068 is an apocalyptic number.

13369068 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

13369068 is an abundant number, since it is smaller than the sum of its proper divisors (20745012).

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

13369068 is a wasteful number, since it uses less digits than its factorization.

13369068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3526 (or 3521 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 13369068 is about 3656.3736132950. The cubic root of 13369068 is about 237.3378719902.

It can be divided in two parts, 1336 and 9068, that added together give a square (10404 = 1022).

The spelling of 13369068 in words is "thirteen million, three hundred sixty-nine thousand, sixty-eight".

Divisors: 1 2 3 4 6 9 12 18 36 109 218 327 436 654 981 1308 1962 3407 3924 6814 10221 13628 20442 30663 40884 61326 122652 371363 742726 1114089 1485452 2228178 3342267 4456356 6684534 13369068