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1120669105 = 5821273001
BaseRepresentation
bin100001011001100…
…0000110110110001
32220002201220000011
41002303000312301
54243342402410
6303111454521
736525346603
oct10263006661
92802656004
101120669105
11525652316
12273387441
1314b23981a
14a8b9d173
15685ba18a
hex42cc0db1

1120669105 has 8 divisors (see below), whose sum is σ = 1346445864. Its totient is φ = 895440000.

The previous prime is 1120669093. The next prime is 1120669111. The reversal of 1120669105 is 5019660211.

It can be written as a sum of positive squares in 4 ways, for example, as 256544289 + 864124816 = 16017^2 + 29396^2 .

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

It is not a de Polignac number, because 1120669105 - 25 = 1120669073 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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, 132396 + ... + 140605.

It is an arithmetic number, because the mean of its divisors is an integer number (168305733).

Almost surely, 21120669105 is an apocalyptic number.

It is an amenable number.

1120669105 is a deficient number, since it is larger than the sum of its proper divisors (225776759).

1120669105 is an equidigital number, since it uses as much as digits as its factorization.

1120669105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273827.

The product of its (nonzero) digits is 3240, while the sum is 31.

The square root of 1120669105 is about 33476.3962367516. The cubic root of 1120669105 is about 1038.7055841871.

The spelling of 1120669105 in words is "one billion, one hundred twenty million, six hundred sixty-nine thousand, one hundred five".

Divisors: 1 5 821 4105 273001 1365005 224133821 1120669105