Search a number
-
+
3238834 = 21619417
BaseRepresentation
bin1100010110101110110010
320002112211211
430112232302
51312120314
6153230334
736346444
oct14265662
96075754
103238834
111912425
1211023aa
13895291
14604494
1543e9c4
hex316bb2

3238834 has 4 divisors (see below), whose sum is σ = 4858254. Its totient is φ = 1619416.

The previous prime is 3238831. The next prime is 3238843. The reversal of 3238834 is 4388323.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4388323 = 8949307.

It can be written as a sum of positive squares in only one way, i.e., 3150625 + 88209 = 1775^2 + 297^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 3238796 and 3238805.

It is not an unprimeable number, because it can be changed into a prime (3238831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 809707 + ... + 809710.

Almost surely, 23238834 is an apocalyptic number.

3238834 is a deficient number, since it is larger than the sum of its proper divisors (1619420).

3238834 is a wasteful number, since it uses less digits than its factorization.

3238834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1619419.

The product of its digits is 13824, while the sum is 31.

The square root of 3238834 is about 1799.6760819659. The cubic root of 3238834 is about 147.9549716925.

The spelling of 3238834 in words is "three million, two hundred thirty-eight thousand, eight hundred thirty-four".

Divisors: 1 2 1619417 3238834