Search a number
-
+
238681083 = 3131607331
BaseRepresentation
bin11100011100111…
…11101111111011
3121122010020220010
432032133233323
5442100243313
635403433003
75625520134
oct1616375773
9548106803
10238681083
111128026a3
1267b25763
133a5ab714
14239b0c8b
1515e4a4c3
hexe39fbfb

238681083 has 8 divisors (see below), whose sum is σ = 320671296. Its totient is φ = 157905800.

The previous prime is 238681067. The next prime is 238681103. The reversal of 238681083 is 380186832.

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

It is a cyclic number.

It is not a de Polignac number, because 238681083 - 24 = 238681067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (238681033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 303273 + ... + 304058.

It is an arithmetic number, because the mean of its divisors is an integer number (40083912).

Almost surely, 2238681083 is an apocalyptic number.

238681083 is a deficient number, since it is larger than the sum of its proper divisors (81990213).

238681083 is a wasteful number, since it uses less digits than its factorization.

238681083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607465.

The product of its (nonzero) digits is 55296, while the sum is 39.

The square root of 238681083 is about 15449.3068776564. The cubic root of 238681083 is about 620.3060256497.

The spelling of 238681083 in words is "two hundred thirty-eight million, six hundred eighty-one thousand, eighty-three".

Divisors: 1 3 131 393 607331 1821993 79560361 238681083