Search a number
-
+
38106701 = 293130057
BaseRepresentation
bin1001000101011…
…1011001001101
32122201000120022
42101113121031
534223403301
63440431525
7641621153
oct221273115
978630508
1038106701
111a568146
12109185a5
137b82b59
1450bd3d3
15352ad1b
hex245764d

38106701 has 4 divisors (see below), whose sum is σ = 38237052. Its totient is φ = 37976352.

The previous prime is 38106697. The next prime is 38106713. The reversal of 38106701 is 10760183.

38106701 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10760183 = 71537169.

It can be written as a sum of positive squares in 2 ways, for example, as 29702500 + 8404201 = 5450^2 + 2899^2 .

It is a cyclic number.

It is not a de Polignac number, because 38106701 - 22 = 38106697 is a prime.

It is a super-2 number, since 2×381067012 = 2904241322206802, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38106751) 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 3 ways as a sum of consecutive naturals, for example, 64736 + ... + 65321.

It is an arithmetic number, because the mean of its divisors is an integer number (9559263).

Almost surely, 238106701 is an apocalyptic number.

It is an amenable number.

38106701 is a deficient number, since it is larger than the sum of its proper divisors (130351).

38106701 is a wasteful number, since it uses less digits than its factorization.

38106701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130350.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 38106701 is about 6173.0625300575. The cubic root of 38106701 is about 336.5119186645.

Adding to 38106701 its reverse (10760183), we get a palindrome (48866884).

The spelling of 38106701 in words is "thirty-eight million, one hundred six thousand, seven hundred one".

Divisors: 1 293 130057 38106701