Search a number
-
+
38886230 = 255477109
BaseRepresentation
bin1001010001010…
…1101101010110
32201011121212202
42110111231112
534423324410
63505244502
7651345635
oct224255526
981147782
1038886230
111aa4a889
1211033732
138096906
14524351c
153631ca5
hex2515b56

38886230 has 16 divisors (see below), whose sum is σ = 70133040. Its totient is φ = 15523872.

The previous prime is 38886229. The next prime is 38886269. The reversal of 38886230 is 3268883.

38886230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×388862302 = 3024277767225800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 1916 + ... + 9024.

It is an arithmetic number, because the mean of its divisors is an integer number (4383315).

Almost surely, 238886230 is an apocalyptic number.

38886230 is a deficient number, since it is larger than the sum of its proper divisors (31246810).

38886230 is a wasteful number, since it uses less digits than its factorization.

38886230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7663.

The product of its (nonzero) digits is 55296, while the sum is 38.

The square root of 38886230 is about 6235.8824555952. The cubic root of 38886230 is about 338.7910640433.

The spelling of 38886230 in words is "thirty-eight million, eight hundred eighty-six thousand, two hundred thirty".

Divisors: 1 2 5 10 547 1094 2735 5470 7109 14218 35545 71090 3888623 7777246 19443115 38886230