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12382233205 = 511321915457
BaseRepresentation
bin10111000100000100…
…11110001001110101
31011221221100121201211
423202002132021311
5200324322430310
65404402121421
7615562150156
oct134202361165
934857317654
1012382233205
1152844a2091
122496950271
1312243c5314
148566b992d
154c70c4c8a
hex2e209e275

12382233205 has 8 divisors (see below), whose sum is σ = 14990173272. Its totient is φ = 9818124288.

The previous prime is 12382233137. The next prime is 12382233229. The reversal of 12382233205 is 50233228321.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1574343684 + 10807889521 = 39678^2 + 103961^2 .

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 12382233205 - 211 = 12382231157 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 10957164 + ... + 10958293.

It is an arithmetic number, because the mean of its divisors is an integer number (1873771659).

Almost surely, 212382233205 is an apocalyptic number.

It is an amenable number.

12382233205 is a deficient number, since it is larger than the sum of its proper divisors (2607940067).

12382233205 is a wasteful number, since it uses less digits than its factorization.

12382233205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21915575.

The product of its (nonzero) digits is 17280, while the sum is 31.

The spelling of 12382233205 in words is "twelve billion, three hundred eighty-two million, two hundred thirty-three thousand, two hundred five".

Divisors: 1 5 113 565 21915457 109577285 2476446641 12382233205