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5380257 = 31793419
BaseRepresentation
bin10100100001100010100001
3101010100022210
4110201202201
52334132012
6311152333
763505611
oct24414241
911110283
105380257
1130452a3
1219756a9
131164bac
14a00a41
1571423c
hex5218a1

5380257 has 4 divisors (see below), whose sum is σ = 7173680. Its totient is φ = 3586836.

The previous prime is 5380253. The next prime is 5380303. The reversal of 5380257 is 7520835.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 5380257 - 22 = 5380253 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5380253) 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, 896707 + ... + 896712.

It is an arithmetic number, because the mean of its divisors is an integer number (1793420).

Almost surely, 25380257 is an apocalyptic number.

It is an amenable number.

5380257 is a deficient number, since it is larger than the sum of its proper divisors (1793423).

5380257 is a wasteful number, since it uses less digits than its factorization.

5380257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1793422.

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 5380257 is about 2319.5381005709. The cubic root of 5380257 is about 175.2269925155.

The spelling of 5380257 in words is "five million, three hundred eighty thousand, two hundred fifty-seven".

Divisors: 1 3 1793419 5380257