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82383623484 = 2236865301957
BaseRepresentation
bin100110010111001110…
…0100101010100111100
321212122110022200201020
41030232130211110330
52322210201422414
6101502502544140
75644354150131
oct1145634452474
9255573280636
1082383623484
1131a36453748
1213b72138050
1379cbc08706
143db7574588
1522228ac7a9
hex132e72553c

82383623484 has 12 divisors (see below), whose sum is σ = 192228454824. Its totient is φ = 27461207824.

The previous prime is 82383623453. The next prime is 82383623513. The reversal of 82383623484 is 48432638328.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×823836234842 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3432650967 + ... + 3432650990.

It is an arithmetic number, because the mean of its divisors is an integer number (16019037902).

Almost surely, 282383623484 is an apocalyptic number.

It is an amenable number.

82383623484 is an abundant number, since it is smaller than the sum of its proper divisors (109844831340).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82383623484 is a wasteful number, since it uses less digits than its factorization.

82383623484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6865301964 (or 6865301962 counting only the distinct ones).

The product of its digits is 5308416, while the sum is 51.

The spelling of 82383623484 in words is "eighty-two billion, three hundred eighty-three million, six hundred twenty-three thousand, four hundred eighty-four".

Divisors: 1 2 3 4 6 12 6865301957 13730603914 20595905871 27461207828 41191811742 82383623484