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80052518244879 = 32191439325325491
BaseRepresentation
bin10010001100111010101101…
…111010011101001000001111
3101111102221112122012021210200
4102030322231322131020033
540443040024132314004
6442131341424504543
722601414012621025
oct2214725572351017
9344387478167720
1080052518244879
112356409a647904
128b8a86a47b153
133588bc654b96b
1415aa7c3924715
1593c53a410239
hex48ceade9d20f

80052518244879 has 24 divisors (see below), whose sum is σ = 121801864204800. Its totient is φ = 50524349898960.

The previous prime is 80052518244791. The next prime is 80052518244911. The reversal of 80052518244879 is 97844281525008.

80052518244879 is a `hidden beast` number, since 8 + 0 + 0 + 5 + 2 + 5 + 182 + 448 + 7 + 9 = 666.

It is not a de Polignac number, because 80052518244879 - 213 = 80052518236687 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80052518244079) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 162416677 + ... + 162908814.

It is an arithmetic number, because the mean of its divisors is an integer number (5075077675200).

Almost surely, 280052518244879 is an apocalyptic number.

80052518244879 is a deficient number, since it is larger than the sum of its proper divisors (41749345959921).

80052518244879 is a wasteful number, since it uses less digits than its factorization.

80052518244879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325326955 (or 325326952 counting only the distinct ones).

The product of its (nonzero) digits is 51609600, while the sum is 63.

The spelling of 80052518244879 in words is "eighty trillion, fifty-two billion, five hundred eighteen million, two hundred forty-four thousand, eight hundred seventy-nine".

Divisors: 1 3 9 19 57 171 1439 4317 12951 27341 82023 246069 325325491 975976473 2927929419 6181184329 18543552987 55630658961 468143381549 1404430144647 4213290433941 8894724249431 26684172748293 80052518244879