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238244061 = 31161711701
BaseRepresentation
bin11100011001101…
…01000011011101
3121121022001102010
432030311003131
5441442302221
635350221433
75622020046
oct1614650335
9547261363
10238244061
11112534320
1267954879
133a487823
14238d98cd
1515db0c76
hexe3350dd

238244061 has 16 divisors (see below), whose sum is σ = 347128128. Its totient is φ = 144144000.

The previous prime is 238243981. The next prime is 238244087. The reversal of 238244061 is 160442832.

It is not a de Polignac number, because 238244061 - 217 = 238112989 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 (238244261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14511 + ... + 26211.

It is an arithmetic number, because the mean of its divisors is an integer number (21695508).

Almost surely, 2238244061 is an apocalyptic number.

It is an amenable number.

238244061 is a deficient number, since it is larger than the sum of its proper divisors (108884067).

238244061 is a wasteful number, since it uses less digits than its factorization.

238244061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12332.

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 238244061 is about 15435.1566561535. The cubic root of 238244061 is about 619.9272035585.

Adding to 238244061 its reverse (160442832), we get a palindrome (398686893).

The spelling of 238244061 in words is "two hundred thirty-eight million, two hundred forty-four thousand, sixty-one".

Divisors: 1 3 11 33 617 1851 6787 11701 20361 35103 128711 386133 7219517 21658551 79414687 238244061