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38688789041 = 741134804143
BaseRepresentation
bin100100000010000010…
…000001001000110001
310200212021210010012122
4210002002001020301
51113213312222131
625435015004025
72536513165220
oct440202011061
9120767703178
1038688789041
11154538a3921
1275b8969615
1338575207a6
141c303accb7
15101682ed7b
hex902081231

38688789041 has 8 divisors (see below), whose sum is σ = 45294192384. Its totient is φ = 32352994080.

The previous prime is 38688789011. The next prime is 38688789067. The reversal of 38688789041 is 14098788683.

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 38688789041 - 218 = 38688526897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (38688789011) 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, 67401785 + ... + 67402358.

It is an arithmetic number, because the mean of its divisors is an integer number (5661774048).

Almost surely, 238688789041 is an apocalyptic number.

It is an amenable number.

38688789041 is a deficient number, since it is larger than the sum of its proper divisors (6605403343).

38688789041 is a wasteful number, since it uses less digits than its factorization.

38688789041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134804191.

The product of its (nonzero) digits is 18579456, while the sum is 62.

The spelling of 38688789041 in words is "thirty-eight billion, six hundred eighty-eight million, seven hundred eighty-nine thousand, forty-one".

Divisors: 1 7 41 287 134804143 943629001 5526969863 38688789041