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16715241361 = 713683268937
BaseRepresentation
bin11111001000100111…
…00101011110010001
31121010220200020111101
433210103211132101
5233213100210421
611402345344401
71131135131050
oct174423453621
947126606441
1016715241361
1170a8355265
1232a5a98101
131765000a80
14b47d56397
1567c6c9191
hex3e44e5791

16715241361 has 16 divisors (see below), whose sum is σ = 20602802304. Its totient is φ = 13205833344.

The previous prime is 16715241353. The next prime is 16715241379. The reversal of 16715241361 is 16314251761.

It is a cyclic number.

It is not a de Polignac number, because 16715241361 - 23 = 16715241353 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16715241361.

It is not an unprimeable number, because it can be changed into a prime (16715241061) 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, 72316 + ... + 196621.

It is an arithmetic number, because the mean of its divisors is an integer number (1287675144).

Almost surely, 216715241361 is an apocalyptic number.

It is an amenable number.

16715241361 is a deficient number, since it is larger than the sum of its proper divisors (3887560943).

16715241361 is a wasteful number, since it uses less digits than its factorization.

16715241361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269640.

The product of its digits is 30240, while the sum is 37.

The spelling of 16715241361 in words is "sixteen billion, seven hundred fifteen million, two hundred forty-one thousand, three hundred sixty-one".

Divisors: 1 7 13 91 683 4781 8879 62153 268937 1882559 3496181 24473267 183683971 1285787797 2387891623 16715241361