[go: up one dir, main page]

Search a number
-
+
38885799 = 319682207
BaseRepresentation
bin1001010001010…
…1100110100111
32201011121021210
42110111212213
534423321144
63505242503
7651344451
oct224254647
981147253
1038885799
111aa4a527
1211033433
138096664
1452432d1
153631ab9
hex25159a7

38885799 has 8 divisors (see below), whose sum is σ = 54576640. Its totient is φ = 24559416.

The previous prime is 38885797. The next prime is 38885807. The reversal of 38885799 is 99758883.

38885799 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 38885799 - 21 = 38885797 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (57), and also a Moran number because the ratio is a prime number: 682207 = 38885799 / (3 + 8 + 8 + 8 + 5 + 7 + 9 + 9).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38885797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 341047 + ... + 341160.

It is an arithmetic number, because the mean of its divisors is an integer number (6822080).

Almost surely, 238885799 is an apocalyptic number.

38885799 is a deficient number, since it is larger than the sum of its proper divisors (15690841).

38885799 is a wasteful number, since it uses less digits than its factorization.

38885799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 682229.

The product of its digits is 4354560, while the sum is 57.

The square root of 38885799 is about 6235.8478974394. The cubic root of 38885799 is about 338.7898123621.

The spelling of 38885799 in words is "thirty-eight million, eight hundred eighty-five thousand, seven hundred ninety-nine".

Divisors: 1 3 19 57 682207 2046621 12961933 38885799