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1017013 = 1953527
BaseRepresentation
bin11111000010010110101
31220200002011
43320102311
5230021023
633444221
711434024
oct3702265
91820064
101017013
11635108
12410671
13297baa
141c68bb
1515150d
hexf84b5

1017013 has 4 divisors (see below), whose sum is σ = 1070560. Its totient is φ = 963468.

The previous prime is 1017011. The next prime is 1017031. The reversal of 1017013 is 3107101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1017013 - 21 = 1017011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1016984 and 1017002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1017011) 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 3 ways as a sum of consecutive naturals, for example, 26745 + ... + 26782.

It is an arithmetic number, because the mean of its divisors is an integer number (267640).

21017013 is an apocalyptic number.

It is an amenable number.

1017013 is a deficient number, since it is larger than the sum of its proper divisors (53547).

1017013 is an equidigital number, since it uses as much as digits as its factorization.

1017013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53546.

The product of its (nonzero) digits is 21, while the sum is 13.

The square root of 1017013 is about 1008.4706242623. The cubic root of 1017013 is about 100.5639140322.

The spelling of 1017013 in words is "one million, seventeen thousand, thirteen".

Divisors: 1 19 53527 1017013