Search a number
-
+
38106290201 = 75443755743
BaseRepresentation
bin100011011111010011…
…111101100000011001
310122100200201010000112
4203133103331200121
51111020202241301
625301130014105
72516211056660
oct433723754031
9118320633015
1038106290201
1115185009921
127475877335
133793941b15
141bb6c9ddd7
15ed061c9bb
hex8df4fd819

38106290201 has 4 divisors (see below), whose sum is σ = 43550045952. Its totient is φ = 32662534452.

The previous prime is 38106290197. The next prime is 38106290213. The reversal of 38106290201 is 10209260183.

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, and also an emirpimes, since its reverse is a distinct semiprime: 10209260183 = 23394364797.

It is a cyclic number.

It is not a de Polignac number, because 38106290201 - 22 = 38106290197 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (38106290281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2721877865 + ... + 2721877878.

It is an arithmetic number, because the mean of its divisors is an integer number (10887511488).

Almost surely, 238106290201 is an apocalyptic number.

It is an amenable number.

38106290201 is a deficient number, since it is larger than the sum of its proper divisors (5443755751).

38106290201 is an equidigital number, since it uses as much as digits as its factorization.

38106290201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5443755750.

The product of its (nonzero) digits is 5184, while the sum is 32.

The spelling of 38106290201 in words is "thirty-eight billion, one hundred six million, two hundred ninety thousand, two hundred one".

Divisors: 1 7 5443755743 38106290201