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1013807 = 4179313
BaseRepresentation
bin11110111100000101111
31220111200102
43313200233
5224420212
633421315
711421464
oct3674057
91814612
101013807
11632763
1240a83b
132965b2
141c566b
151505c2
hexf782f

1013807 has 8 divisors (see below), whose sum is σ = 1055040. Its totient is φ = 973440.

The previous prime is 1013791. The next prime is 1013813. The reversal of 1013807 is 7083101.

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 1013807 - 24 = 1013791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3083 + ... + 3395.

It is an arithmetic number, because the mean of its divisors is an integer number (131880).

21013807 is an apocalyptic number.

1013807 is a deficient number, since it is larger than the sum of its proper divisors (41233).

1013807 is an equidigital number, since it uses as much as digits as its factorization.

1013807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433.

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 1013807 is about 1006.8798339425. The cubic root of 1013807 is about 100.4581312854.

Adding to 1013807 its reverse (7083101), we get a palindrome (8096908).

The spelling of 1013807 in words is "one million, thirteen thousand, eight hundred seven".

Divisors: 1 41 79 313 3239 12833 24727 1013807