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16007231601 = 321811982099
BaseRepresentation
bin11101110100001101…
…01111100001110001
31112022120102121200200
432322012233201301
5230240322402401
611204214305413
71104450136464
oct167206574161
945276377620
1016007231601
116874735029
123128958269
13168141899a
14abbcd52db
1563a473686
hex3ba1af871

16007231601 has 12 divisors (see below), whose sum is σ = 23134347600. Its totient is φ = 10665584280.

The previous prime is 16007231567. The next prime is 16007231623. The reversal of 16007231601 is 10613270061.

It is not a de Polignac number, because 16007231601 - 233 = 7417297009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16007232601) 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 11 ways as a sum of consecutive naturals, for example, 474751 + ... + 507348.

It is an arithmetic number, because the mean of its divisors is an integer number (1927862300).

Almost surely, 216007231601 is an apocalyptic number.

It is an amenable number.

16007231601 is a deficient number, since it is larger than the sum of its proper divisors (7127115999).

16007231601 is a wasteful number, since it uses less digits than its factorization.

16007231601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 983916 (or 983913 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The spelling of 16007231601 in words is "sixteen billion, seven million, two hundred thirty-one thousand, six hundred one".

Divisors: 1 3 9 1811 5433 16299 982099 2946297 8838891 1778581289 5335743867 16007231601