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82088015349 = 327362671783
BaseRepresentation
bin100110001110011010…
…0111011010111110101
321211212212002020120210
41030130310323113311
52321104012442344
6101413303020033
75634134421624
oct1143464732765
9254785066523
1082088015349
11318a45a99aa
1213aab13a619
1379828b7962
143d8a1c56bb
152206969db9
hex131cd3b5f5

82088015349 has 4 divisors (see below), whose sum is σ = 109450687136. Its totient is φ = 54725343564.

The previous prime is 82088015341. The next prime is 82088015377. The reversal of 82088015349 is 94351088028.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 82088015349 - 23 = 82088015341 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 82088015298 and 82088015307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82088015341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13681335889 + ... + 13681335894.

It is an arithmetic number, because the mean of its divisors is an integer number (27362671784).

Almost surely, 282088015349 is an apocalyptic number.

It is an amenable number.

82088015349 is a deficient number, since it is larger than the sum of its proper divisors (27362671787).

82088015349 is a wasteful number, since it uses less digits than its factorization.

82088015349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27362671786.

The product of its (nonzero) digits is 552960, while the sum is 48.

The spelling of 82088015349 in words is "eighty-two billion, eighty-eight million, fifteen thousand, three hundred forty-nine".

Divisors: 1 3 27362671783 82088015349