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BaseRepresentation
bin100000001110101101111
31222122201020
410001311233
5232243421
634345223
711656020
oct4016557
91878636
101056111
11661521
1242b213
132ac924
141d6c47
1515cdc6
hex101d6f

1056111 has 8 divisors (see below), whose sum is σ = 1609344. Its totient is φ = 603480.

The previous prime is 1056109. The next prime is 1056113. The reversal of 1056111 is 1116501.

It can be divided in two parts, 105 and 6111, that added together give a triangular number (6216 = T111).

It is an interprime number because it is at equal distance from previous prime (1056109) and next prime (1056113).

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

It is not a de Polignac number, because 1056111 - 21 = 1056109 is a prime.

It is a super-2 number, since 2×10561112 = 2230740888642, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1056113) 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, 25125 + ... + 25166.

It is an arithmetic number, because the mean of its divisors is an integer number (201168).

21056111 is an apocalyptic number.

1056111 is a deficient number, since it is larger than the sum of its proper divisors (553233).

1056111 is an equidigital number, since it uses as much as digits as its factorization.

1056111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50301.

The product of its (nonzero) digits is 30, while the sum is 15.

The square root of 1056111 is about 1027.6726132383. The cubic root of 1056111 is about 101.8364352758.

The spelling of 1056111 in words is "one million, fifty-six thousand, one hundred eleven".

Divisors: 1 3 7 21 50291 150873 352037 1056111