Search a number
-
+
38007141 = 343294629
BaseRepresentation
bin1001000011111…
…1000101100101
32122111221222220
42100333011211
534212212031
63434342553
7641024664
oct220770545
978457886
1038007141
111a4aa367
121088aa59
137b49743
145094ddb
15350b596
hex243f165

38007141 has 8 divisors (see below), whose sum is σ = 51854880. Its totient is φ = 24748752.

The previous prime is 38007133. The next prime is 38007191. The reversal of 38007141 is 14170083.

38007141 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 38007141 - 23 = 38007133 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38007191) 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, 147186 + ... + 147443.

It is an arithmetic number, because the mean of its divisors is an integer number (6481860).

Almost surely, 238007141 is an apocalyptic number.

It is an amenable number.

38007141 is a deficient number, since it is larger than the sum of its proper divisors (13847739).

38007141 is a wasteful number, since it uses less digits than its factorization.

38007141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294675.

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 38007141 is about 6164.9931873442. The cubic root of 38007141 is about 336.2185988928.

The spelling of 38007141 in words is "thirty-eight million, seven thousand, one hundred forty-one".

Divisors: 1 3 43 129 294629 883887 12669047 38007141