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1324106965 = 5172916337
BaseRepresentation
bin100111011101100…
…0100010011010101
310102021112121021201
41032323010103111
510202432410330
6335220112501
744545503106
oct11673042325
93367477251
101324106965
1161a473185
1230b535731
1318142885c
14c7bd83ad
157b3a2eca
hex4eec44d5

1324106965 has 12 divisors (see below), whose sum is σ = 1687894596. Its totient is φ = 996973568.

The previous prime is 1324106957. The next prime is 1324106977. The reversal of 1324106965 is 5696014231.

It can be written as a sum of positive squares in 6 ways, for example, as 380757169 + 943349796 = 19513^2 + 30714^2 .

It is not a de Polignac number, because 1324106965 - 23 = 1324106957 is a prime.

It is a super-2 number, since 2×13241069652 = 3506518509523022450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 456724 + ... + 459613.

It is an arithmetic number, because the mean of its divisors is an integer number (140657883).

Almost surely, 21324106965 is an apocalyptic number.

It is an amenable number.

1324106965 is a deficient number, since it is larger than the sum of its proper divisors (363787631).

1324106965 is an equidigital number, since it uses as much as digits as its factorization.

1324106965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916376 (or 916359 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 1324106965 is about 36388.2805996656. The cubic root of 1324106965 is about 1098.0978047765.

The spelling of 1324106965 in words is "one billion, three hundred twenty-four million, one hundred six thousand, nine hundred sixty-five".

Divisors: 1 5 17 85 289 1445 916337 4581685 15577729 77888645 264821393 1324106965