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103047 = 372701
BaseRepresentation
bin11001001010000111
312020100120
4121022013
511244142
62113023
7606300
oct311207
9166316
10103047
117046a
124b773
1337b99
14297a7
15207ec
hex19287

103047 has 12 divisors (see below), whose sum is σ = 160056. Its totient is φ = 58800.

The previous prime is 103043. The next prime is 103049. The reversal of 103047 is 740301.

It is not a de Polignac number, because 103047 - 22 = 103043 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103043) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 204 + ... + 497.

It is an arithmetic number, because the mean of its divisors is an integer number (13338).

2103047 is an apocalyptic number.

103047 is a deficient number, since it is larger than the sum of its proper divisors (57009).

103047 is an equidigital number, since it uses as much as digits as its factorization.

103047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 718 (or 711 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 15.

The square root of 103047 is about 321.0093456583. The cubic root of 103047 is about 46.8826103199.

Adding to 103047 its reverse (740301), we get a palindrome (843348).

The spelling of 103047 in words is "one hundred three thousand, forty-seven", and thus it is an iban number.

Divisors: 1 3 7 21 49 147 701 2103 4907 14721 34349 103047