Search a number
-
+
38039061 = 312679687
BaseRepresentation
bin1001000100011…
…0111000010101
32122120120210010
42101012320111
534214222221
63435150433
7641220024
oct221067025
978516703
1038039061
111a521345
12108a5419
137b5b128
1450a28bb
153515c76
hex2446e15

38039061 has 4 divisors (see below), whose sum is σ = 50718752. Its totient is φ = 25359372.

The previous prime is 38039041. The next prime is 38039063. The reversal of 38039061 is 16093083.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 38039061 - 29 = 38038549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38039063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6339841 + ... + 6339846.

It is an arithmetic number, because the mean of its divisors is an integer number (12679688).

Almost surely, 238039061 is an apocalyptic number.

It is an amenable number.

38039061 is a deficient number, since it is larger than the sum of its proper divisors (12679691).

38039061 is a wasteful number, since it uses less digits than its factorization.

38039061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12679690.

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 38039061 is about 6167.5814546709. The cubic root of 38039061 is about 336.3126960753.

The spelling of 38039061 in words is "thirty-eight million, thirty-nine thousand, sixty-one".

Divisors: 1 3 12679687 38039061