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16011335413 = 128912421517
BaseRepresentation
bin11101110100101100…
…11001011011110101
31112022212011010001201
432322112121123311
5230242400213123
611204442252501
71104530051113
oct167226313365
945285133051
1016011335413
116876a88307
12312a1b7131
131682224888
14abc682ab3
1563a9d45ad
hex3ba5996f5

16011335413 has 4 divisors (see below), whose sum is σ = 16023758220. Its totient is φ = 15998912608.

The previous prime is 16011335387. The next prime is 16011335447. The reversal of 16011335413 is 31453311061.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 13289939524 + 2721395889 = 115282^2 + 52167^2 .

It is a cyclic number.

It is not a de Polignac number, because 16011335413 - 25 = 16011335381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16011335113) 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, 6209470 + ... + 6212047.

It is an arithmetic number, because the mean of its divisors is an integer number (4005939555).

Almost surely, 216011335413 is an apocalyptic number.

It is an amenable number.

16011335413 is a deficient number, since it is larger than the sum of its proper divisors (12422807).

16011335413 is a wasteful number, since it uses less digits than its factorization.

16011335413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12422806.

The product of its (nonzero) digits is 3240, while the sum is 28.

Adding to 16011335413 its reverse (31453311061), we get a palindrome (47464646474).

The spelling of 16011335413 in words is "sixteen billion, eleven million, three hundred thirty-five thousand, four hundred thirteen".

Divisors: 1 1289 12421517 16011335413