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5380915 = 57511433
BaseRepresentation
bin10100100001101100110011
3101010101020011
4110201230303
52334142130
6311155351
763510541
oct24415463
911111204
105380915
113045841
121975b57
131165297
14a00d91
1571452a
hex521b33

5380915 has 8 divisors (see below), whose sum is σ = 6470208. Its totient is φ = 4296000.

The previous prime is 5380909. The next prime is 5380937. The reversal of 5380915 is 5190835.

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

It is not a de Polignac number, because 5380915 - 25 = 5380883 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3039 + ... + 4471.

It is an arithmetic number, because the mean of its divisors is an integer number (808776).

Almost surely, 25380915 is an apocalyptic number.

5380915 is a deficient number, since it is larger than the sum of its proper divisors (1089293).

5380915 is a wasteful number, since it uses less digits than its factorization.

5380915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2189.

The product of its (nonzero) digits is 5400, while the sum is 31.

The square root of 5380915 is about 2319.6799348186. The cubic root of 5380915 is about 175.2341355858.

It can be divided in two parts, 53809 and 15, that added together give a square (53824 = 2322).

The spelling of 5380915 in words is "five million, three hundred eighty thousand, nine hundred fifteen".

Divisors: 1 5 751 1433 3755 7165 1076183 5380915