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6105172071 = 38928181373
BaseRepresentation
bin1011010111110010…
…11000100001100111
3120202110221212122010
411223321120201213
5100000411001241
62445451005303
7304202051325
oct55371304147
916673855563
106105172071
112653235159
121224739833
13763b0076b
1441cb88d15
1525aeaed16
hex16be58867

6105172071 has 16 divisors (see below), whose sum is σ = 8261088480. Its totient is φ = 4010012160.

The previous prime is 6105172063. The next prime is 6105172091. The reversal of 6105172071 is 1702715016.

It is not a de Polignac number, because 6105172071 - 23 = 6105172063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6105172001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34341 + ... + 115713.

It is an arithmetic number, because the mean of its divisors is an integer number (516318030).

Almost surely, 26105172071 is an apocalyptic number.

6105172071 is a deficient number, since it is larger than the sum of its proper divisors (2155916409).

6105172071 is a wasteful number, since it uses less digits than its factorization.

6105172071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81746.

The product of its (nonzero) digits is 2940, while the sum is 30.

The square root of 6105172071 is about 78135.6005352234. The cubic root of 6105172071 is about 1827.6763954610.

Adding to 6105172071 its reverse (1702715016), we get a palindrome (7807887087).

The spelling of 6105172071 in words is "six billion, one hundred five million, one hundred seventy-two thousand, seventy-one".

Divisors: 1 3 89 267 281 843 25009 75027 81373 244119 7242197 21726591 22865813 68597439 2035057357 6105172071