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5388149 = 13894657
BaseRepresentation
bin10100100011011101110101
3101010202011002
4110203131311
52334410044
6311253045
763540614
oct24433565
911122132
105388149
113050218
12197a185
131168670
14a0387b
1571674e
hex523775

5388149 has 8 divisors (see below), whose sum is σ = 5869080. Its totient is φ = 4916736.

The previous prime is 5388143. The next prime is 5388151. The reversal of 5388149 is 9418835.

It can be written as a sum of positive squares in 4 ways, for example, as 180625 + 5207524 = 425^2 + 2282^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-5388149 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5388143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1172 + ... + 3485.

It is an arithmetic number, because the mean of its divisors is an integer number (733635).

Almost surely, 25388149 is an apocalyptic number.

It is an amenable number.

5388149 is a deficient number, since it is larger than the sum of its proper divisors (480931).

5388149 is a wasteful number, since it uses less digits than its factorization.

5388149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4759.

The product of its digits is 34560, while the sum is 38.

The square root of 5388149 is about 2321.2386779476. The cubic root of 5388149 is about 175.3126275706.

The spelling of 5388149 in words is "five million, three hundred eighty-eight thousand, one hundred forty-nine".

Divisors: 1 13 89 1157 4657 60541 414473 5388149