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5687913 = 371124623
BaseRepresentation
bin10101101100101001101001
3101200222100110
4111230221221
52424003123
6321524533
766226560
oct25545151
911628313
105687913
113235460
121aa3749
131241c3a
14a80bd7
15775493
hex56ca69

5687913 has 16 divisors (see below), whose sum is σ = 9455616. Its totient is φ = 2954640.

The previous prime is 5687887. The next prime is 5687917. The reversal of 5687913 is 3197865.

It is not a de Polignac number, because 5687913 - 28 = 5687657 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5687917) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12081 + ... + 12542.

It is an arithmetic number, because the mean of its divisors is an integer number (590976).

Almost surely, 25687913 is an apocalyptic number.

It is an amenable number.

5687913 is a deficient number, since it is larger than the sum of its proper divisors (3767703).

5687913 is a wasteful number, since it uses less digits than its factorization.

5687913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24644.

The product of its digits is 45360, while the sum is 39.

The square root of 5687913 is about 2384.9345902980. The cubic root of 5687913 is about 178.5052450812.

The spelling of 5687913 in words is "five million, six hundred eighty-seven thousand, nine hundred thirteen".

Divisors: 1 3 7 11 21 33 77 231 24623 73869 172361 270853 517083 812559 1895971 5687913