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234140206 = 2271431993
BaseRepresentation
bin11011111010010…
…11001000101110
3121022120112222111
431331023020232
5434414441311
635122234234
75542105336
oct1575131056
9538515874
10234140206
11110191003
12664b597a
133967b901
142314c0c6
151584ed21
hexdf4b22e

234140206 has 8 divisors (see below), whose sum is σ = 352507104. Its totient is φ = 116637840.

The previous prime is 234140197. The next prime is 234140219. The reversal of 234140206 is 602041432.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 215455 + ... + 216538.

It is an arithmetic number, because the mean of its divisors is an integer number (44063388).

Almost surely, 2234140206 is an apocalyptic number.

234140206 is a deficient number, since it is larger than the sum of its proper divisors (118366898).

234140206 is a wasteful number, since it uses less digits than its factorization.

234140206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432266.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 234140206 is about 15301.6406309912. The cubic root of 234140206 is about 616.3470647096.

Adding to 234140206 its reverse (602041432), we get a palindrome (836181638).

The spelling of 234140206 in words is "two hundred thirty-four million, one hundred forty thousand, two hundred six".

Divisors: 1 2 271 542 431993 863986 117070103 234140206