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5389291 = 23234317
BaseRepresentation
bin10100100011101111101011
3101010210201101
4110203233223
52334424131
6311302231
763544135
oct24435753
911123641
105389291
113051066
12197a977
13116903b
14a04055
15716c61
hex523beb

5389291 has 4 divisors (see below), whose sum is σ = 5623632. Its totient is φ = 5154952.

The previous prime is 5389271. The next prime is 5389297. The reversal of 5389291 is 1929835.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1929835 = 5385967.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-5389291 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5389291.

It is not an unprimeable number, because it can be changed into a prime (5389297) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117136 + ... + 117181.

It is an arithmetic number, because the mean of its divisors is an integer number (1405908).

Almost surely, 25389291 is an apocalyptic number.

5389291 is a deficient number, since it is larger than the sum of its proper divisors (234341).

5389291 is a wasteful number, since it uses less digits than its factorization.

5389291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234340.

The product of its digits is 19440, while the sum is 37.

The square root of 5389291 is about 2321.4846542676. The cubic root of 5389291 is about 175.3250123356.

The spelling of 5389291 in words is "five million, three hundred eighty-nine thousand, two hundred ninety-one".

Divisors: 1 23 234317 5389291