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16023618013 = 132999410999
BaseRepresentation
bin11101110110001010…
…10000000111011101
31112100201021010121211
432323011100013131
5230304021234023
611210001424421
71105036335334
oct167305200735
945321233554
1016023618013
116882a07417
12313233b111
1316849353a0
14ac015cd1b
1563bb0da0d
hex3bb1501dd

16023618013 has 8 divisors (see below), whose sum is σ = 17262000000. Its totient is φ = 14786064048.

The previous prime is 16023618011. The next prime is 16023618029. The reversal of 16023618013 is 31081632061.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16023618013 - 21 = 16023618011 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 (16023618011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166513 + ... + 244486.

It is an arithmetic number, because the mean of its divisors is an integer number (2157750000).

Almost surely, 216023618013 is an apocalyptic number.

16023618013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

16023618013 is a deficient number, since it is larger than the sum of its proper divisors (1238381987).

16023618013 is a wasteful number, since it uses less digits than its factorization.

16023618013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414011.

The product of its (nonzero) digits is 5184, while the sum is 31.

The spelling of 16023618013 in words is "sixteen billion, twenty-three million, six hundred eighteen thousand, thirteen".

Divisors: 1 13 2999 38987 410999 5342987 1232586001 16023618013