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13748068 = 223437017
BaseRepresentation
bin110100011100…
…011101100100
3221212110210201
4310130131210
512004414233
61210400244
7224566555
oct64343544
927773721
1013748068
117840144
124730084
132b04869
141b7c32c
15131877d
hexd1c764

13748068 has 6 divisors (see below), whose sum is σ = 24059126. Its totient is φ = 6874032.

The previous prime is 13748051. The next prime is 13748069. The reversal of 13748068 is 86084731.

It is a happy number.

13748068 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 13704804 + 43264 = 3702^2 + 208^2 .

It is not an unprimeable number, because it can be changed into a prime (13748069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1718505 + ... + 1718512.

Almost surely, 213748068 is an apocalyptic number.

It is an amenable number.

13748068 is a deficient number, since it is larger than the sum of its proper divisors (10311058).

13748068 is a wasteful number, since it uses less digits than its factorization.

13748068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3437021 (or 3437019 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 37.

The square root of 13748068 is about 3707.8387235693. The cubic root of 13748068 is about 239.5597716934.

It can be divided in two parts, 137 and 48068, that added together give a triangular number (48205 = T310).

The spelling of 13748068 in words is "thirteen million, seven hundred forty-eight thousand, sixty-eight".

Divisors: 1 2 4 3437017 6874034 13748068