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1330147 = 71347311
BaseRepresentation
bin101000100101111100011
32111120121201
411010233203
5320031042
644302031
714206660
oct5045743
92446551
101330147
118293a5
12541917
13377590
14268a67
151b41b7
hex144be3

1330147 has 16 divisors (see below), whose sum is σ = 1677312. Its totient is φ = 1026720.

The previous prime is 1330129. The next prime is 1330157. The reversal of 1330147 is 7410331.

It is a cyclic number.

It is not a de Polignac number, because 1330147 - 211 = 1328099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1330157) 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 15 ways as a sum of consecutive naturals, for example, 4122 + ... + 4432.

It is an arithmetic number, because the mean of its divisors is an integer number (104832).

21330147 is an apocalyptic number.

1330147 is a deficient number, since it is larger than the sum of its proper divisors (347165).

1330147 is a wasteful number, since it uses less digits than its factorization.

1330147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 1330147 is about 1153.3199902889. The cubic root of 1330147 is about 109.9764963558.

Adding to 1330147 its reverse (7410331), we get a palindrome (8740478).

The spelling of 1330147 in words is "one million, three hundred thirty thousand, one hundred forty-seven".

Divisors: 1 7 13 47 91 311 329 611 2177 4043 4277 14617 28301 102319 190021 1330147