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38497886932 = 2241234743213
BaseRepresentation
bin100011110110101001…
…110010001011010100
310200100222120021202011
4203312221302023110
51112320424340212
625404035154004
72532004432261
oct436651621324
9120328507664
1038497886932
111536606528a
127564a45904
133826b0056b
141c12cb8268
151004bc14a7
hex8f6a722d4

38497886932 has 12 divisors (see below), whose sum is σ = 69014504916. Its totient is φ = 18779456960.

The previous prime is 38497886927. The next prime is 38497886941. The reversal of 38497886932 is 23968879483.

38497886932 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 16094981956 + 22402904976 = 126866^2 + 149676^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117371443 + ... + 117371770.

It is an arithmetic number, because the mean of its divisors is an integer number (5751208743).

Almost surely, 238497886932 is an apocalyptic number.

It is an amenable number.

38497886932 is a deficient number, since it is larger than the sum of its proper divisors (30516617984).

38497886932 is a wasteful number, since it uses less digits than its factorization.

38497886932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234743258 (or 234743256 counting only the distinct ones).

The product of its digits is 125411328, while the sum is 67.

The spelling of 38497886932 in words is "thirty-eight billion, four hundred ninety-seven million, eight hundred eighty-six thousand, nine hundred thirty-two".

Divisors: 1 2 4 41 82 164 234743213 469486426 938972852 9624471733 19248943466 38497886932