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9293411993 = 192321266389
BaseRepresentation
bin10001010011110111…
…00011011010011001
3212222200012020121012
420221323203122121
5123013103140433
64134102023305
7446204461415
oct105173433231
925880166535
109293411993
113a39985a88
121974417b35
13b514b2568
14642391d45
15395d38848
hex229ee3699

9293411993 has 8 divisors (see below), whose sum is σ = 10207867200. Its totient is φ = 8421489648.

The previous prime is 9293411957. The next prime is 9293412043. The reversal of 9293411993 is 3991143929.

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 9293411993 - 26 = 9293411929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9293411923) 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, 10632758 + ... + 10633631.

It is an arithmetic number, because the mean of its divisors is an integer number (1275983400).

Almost surely, 29293411993 is an apocalyptic number.

It is an amenable number.

9293411993 is a deficient number, since it is larger than the sum of its proper divisors (914455207).

9293411993 is a wasteful number, since it uses less digits than its factorization.

9293411993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21266431.

The product of its digits is 472392, while the sum is 50.

The square root of 9293411993 is about 96402.3443335275. The cubic root of 9293411993 is about 2102.4470335688.

The spelling of 9293411993 in words is "nine billion, two hundred ninety-three million, four hundred eleven thousand, nine hundred ninety-three".

Divisors: 1 19 23 437 21266389 404061391 489126947 9293411993