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30396492317 = 831013361523
BaseRepresentation
bin11100010011110001…
…011010101000011101
32220110101100210120202
4130103301122220131
5444223000223232
621544114153245
72124152631062
oct342361325035
986411323522
1030396492317
1111989033634
125a83882825
132b35578c39
141684d78c69
15bcd848162
hex713c5aa1d

30396492317 has 8 divisors (see below), whose sum is σ = 30793168224. Its totient is φ = 30000541648.

The previous prime is 30396492299. The next prime is 30396492389. The reversal of 30396492317 is 71329469303.

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 30396492317 - 214 = 30396475933 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 (30396492817) 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, 96683 + ... + 264840.

It is an arithmetic number, because the mean of its divisors is an integer number (3849146028).

Almost surely, 230396492317 is an apocalyptic number.

It is an amenable number.

30396492317 is a deficient number, since it is larger than the sum of its proper divisors (396675907).

30396492317 is a wasteful number, since it uses less digits than its factorization.

30396492317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362619.

The product of its (nonzero) digits is 734832, while the sum is 47.

The spelling of 30396492317 in words is "thirty billion, three hundred ninety-six million, four hundred ninety-two thousand, three hundred seventeen".

Divisors: 1 83 1013 84079 361523 30006409 366222799 30396492317