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82253337871 = 283673431869
BaseRepresentation
bin100110010011010101…
…1100101010100001111
321212022101011111110011
41030212223211110033
52321423323302441
6101441530254051
75641212556525
oct1144653452417
9255271144404
1082253337871
1131979957191
1213b36587327
1379aac1cc33
143da413c315
152216224581
hex1326ae550f

82253337871 has 8 divisors (see below), whose sum is σ = 82666827920. Its totient is φ = 81840713472.

The previous prime is 82253337857. The next prime is 82253337923. The reversal of 82253337871 is 17873335228.

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 82253337871 - 25 = 82253337839 is a prime.

It is a super-2 number, since 2×822533378712 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82253337841) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 25476 + ... + 406393.

It is an arithmetic number, because the mean of its divisors is an integer number (10333353490).

Almost surely, 282253337871 is an apocalyptic number.

82253337871 is a deficient number, since it is larger than the sum of its proper divisors (413490049).

82253337871 is a wasteful number, since it uses less digits than its factorization.

82253337871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432825.

The product of its digits is 1693440, while the sum is 49.

The spelling of 82253337871 in words is "eighty-two billion, two hundred fifty-three million, three hundred thirty-seven thousand, eight hundred seventy-one".

Divisors: 1 283 673 190459 431869 122218927 290647837 82253337871