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39386068393 = 710951620011
BaseRepresentation
bin100100101011100101…
…111011010110101001
310202122212211120122211
4210223211323112221
51121130313142033
630032124045121
72563011025510
oct445345732651
9122585746584
1039386068393
1115781455151
1277723937a1
133938b19719
141c98c39677
151057b662cd
hex92b97b5a9

39386068393 has 8 divisors (see below), whose sum is σ = 45425610560. Its totient is φ = 33449766480.

The previous prime is 39386068391. The next prime is 39386068409.

39386068393 is nontrivially palindromic in base 10.

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 39386068393 - 21 = 39386068391 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39386068391) 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, 25809243 + ... + 25810768.

It is an arithmetic number, because the mean of its divisors is an integer number (5678201320).

Almost surely, 239386068393 is an apocalyptic number.

It is an amenable number.

39386068393 is a deficient number, since it is larger than the sum of its proper divisors (6039542167).

39386068393 is a wasteful number, since it uses less digits than its factorization.

39386068393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51620127.

The product of its (nonzero) digits is 15116544, while the sum is 58.

The spelling of 39386068393 in words is "thirty-nine billion, three hundred eighty-six million, sixty-eight thousand, three hundred ninety-three".

Divisors: 1 7 109 763 51620011 361340077 5626581199 39386068393