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82352088438 = 23211103362971
BaseRepresentation
bin100110010110010010…
…0010010010101110110
321212120020222112202120
41030230210102111312
52322124113312223
6101455415020410
75643522126204
oct1145444222566
9255506875676
1082352088438
1131a1a674a24
1213b6366a706
1379c5516b19
143db32c6074
15221ec2dbe3
hex132c912576

82352088438 has 32 divisors (see below), whose sum is σ = 165647594112. Its totient is φ = 27293716800.

The previous prime is 82352088397. The next prime is 82352088439. The reversal of 82352088438 is 83488025328.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82352088439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1276293 + ... + 1339263.

It is an arithmetic number, because the mean of its divisors is an integer number (5176487316).

Almost surely, 282352088438 is an apocalyptic number.

82352088438 is an abundant number, since it is smaller than the sum of its proper divisors (83295505674).

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

82352088438 is a wasteful number, since it uses less digits than its factorization.

82352088438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64220.

The product of its (nonzero) digits is 2949120, while the sum is 51.

The spelling of 82352088438 in words is "eighty-two billion, three hundred fifty-two million, eighty-eight thousand, four hundred thirty-eight".

Divisors: 1 2 3 6 211 422 633 1033 1266 2066 3099 6198 62971 125942 188913 217963 377826 435926 653889 1307778 13286881 26573762 39860643 65049043 79721286 130098086 195147129 390294258 13725348073 27450696146 41176044219 82352088438