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1314681 = 3593739
BaseRepresentation
bin101000000111101111001
32110210101220
411000331321
5314032211
644102253
714113614
oct5007571
92423356
101314681
11818815
12534989
13370524
1426317b
151ae806
hex140f79

1314681 has 8 divisors (see below), whose sum is σ = 1758240. Its totient is φ = 873792.

The previous prime is 1314673. The next prime is 1314701. The reversal of 1314681 is 1864131.

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

It is not a de Polignac number, because 1314681 - 23 = 1314673 is a prime.

It is a super-2 number, since 2×13146812 = 3456772263522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1314601) 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, 1410 + ... + 2148.

It is an arithmetic number, because the mean of its divisors is an integer number (219780).

21314681 is an apocalyptic number.

It is an amenable number.

1314681 is a deficient number, since it is larger than the sum of its proper divisors (443559).

1314681 is an equidigital number, since it uses as much as digits as its factorization.

1314681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1335.

The product of its digits is 576, while the sum is 24.

The square root of 1314681 is about 1146.5953950719. The cubic root of 1314681 is about 109.5485908488.

The spelling of 1314681 in words is "one million, three hundred fourteen thousand, six hundred eighty-one".

Divisors: 1 3 593 739 1779 2217 438227 1314681