Search a number
-
+
32854121 = 160120521
BaseRepresentation
bin111110101010…
…1000001101001
32021211011101022
41331111001221
531402312441
63132102225
7546153416
oct175250151
967734338
1032854121
11175aa873
12b004975
136a64111
14451310d
152d3e84b
hex1f55069

32854121 has 4 divisors (see below), whose sum is σ = 32876244. Its totient is φ = 32832000.

The previous prime is 32854111. The next prime is 32854147. The reversal of 32854121 is 12145823.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 12145823 = 43282461.

It can be written as a sum of positive squares in 2 ways, for example, as 29106025 + 3748096 = 5395^2 + 1936^2 .

It is a cyclic number.

It is not a de Polignac number, because 32854121 - 26 = 32854057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (32854111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8660 + ... + 11861.

It is an arithmetic number, because the mean of its divisors is an integer number (8219061).

Almost surely, 232854121 is an apocalyptic number.

It is an amenable number.

32854121 is a deficient number, since it is larger than the sum of its proper divisors (22123).

32854121 is a wasteful number, since it uses less digits than its factorization.

32854121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22122.

The product of its digits is 1920, while the sum is 26.

The square root of 32854121 is about 5731.8514460862. The cubic root of 32854121 is about 320.2800965563.

Adding to 32854121 its reverse (12145823), we get a palindrome (44999944).

The spelling of 32854121 in words is "thirty-two million, eight hundred fifty-four thousand, one hundred twenty-one".

Divisors: 1 1601 20521 32854121