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5381237 = 19614643
BaseRepresentation
bin10100100001110001110101
3101010101200002
4110201301311
52334144422
6311201045
763511511
oct24416165
911111602
105381237
113046004
121976185
131165484
14a01141
15714692
hex521c75

5381237 has 8 divisors (see below), whose sum is σ = 5758560. Its totient is φ = 5013360.

The previous prime is 5381227. The next prime is 5381251. The reversal of 5381237 is 7321835.

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

It is a cyclic number.

It is not a de Polignac number, because 5381237 - 210 = 5380213 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5381227) by changing a digit.

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, 1163 + ... + 3480.

It is an arithmetic number, because the mean of its divisors is an integer number (719820).

Almost surely, 25381237 is an apocalyptic number.

It is an amenable number.

5381237 is a deficient number, since it is larger than the sum of its proper divisors (377323).

5381237 is a wasteful number, since it uses less digits than its factorization.

5381237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4723.

The product of its digits is 5040, while the sum is 29.

The square root of 5381237 is about 2319.7493399072. The cubic root of 5381237 is about 175.2376309186.

The spelling of 5381237 in words is "five million, three hundred eighty-one thousand, two hundred thirty-seven".

Divisors: 1 19 61 1159 4643 88217 283223 5381237