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80183010531 = 31319108209191
BaseRepresentation
bin100101010101101000…
…1111010010011100011
321122222002110222020210
41022223101322103203
52303203322314111
6100500252105203
75536003226001
oct1125321722343
9248862428223
1080183010531
1131007245658
1213659165203
13773b021080
143c491b7a71
1521445be0a6
hex12ab47a4e3

80183010531 has 16 divisors (see below), whose sum is σ = 121194295040. Its totient is φ = 46746370080.

The previous prime is 80183010511. The next prime is 80183010559. The reversal of 80183010531 is 13501038108.

It is not a de Polignac number, because 80183010531 - 229 = 79646139619 is a prime.

It is a super-2 number, since 2×801830105312 (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (80183010511) 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 15 ways as a sum of consecutive naturals, for example, 54103855 + ... + 54105336.

It is an arithmetic number, because the mean of its divisors is an integer number (7574643440).

Almost surely, 280183010531 is an apocalyptic number.

80183010531 is a deficient number, since it is larger than the sum of its proper divisors (41011284509).

80183010531 is a wasteful number, since it uses less digits than its factorization.

80183010531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108209226.

The product of its (nonzero) digits is 2880, while the sum is 30.

Adding to 80183010531 its reverse (13501038108), we get a palindrome (93684048639).

The spelling of 80183010531 in words is "eighty billion, one hundred eighty-three million, ten thousand, five hundred thirty-one".

Divisors: 1 3 13 19 39 57 247 741 108209191 324627573 1406719483 2055974629 4220158449 6167923887 26727670177 80183010531