Search a number
-
+
332121331 = 2391389629
BaseRepresentation
bin10011110010111…
…100010011110011
3212010221111211001
4103302330103303
51140010340311
652542302431
711141661523
oct2362742363
9763844731
10332121331
11160523743
1293287a17
1353a664c9
1432175683
151e2564c1
hex13cbc4f3

332121331 has 4 divisors (see below), whose sum is σ = 333511200. Its totient is φ = 330731464.

The previous prime is 332121323. The next prime is 332121341. The reversal of 332121331 is 133121233.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 332121331 - 23 = 332121323 is a prime.

It is a super-2 number, since 2×3321213312 = 220609157010423122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 332121299 and 332121308.

It is not an unprimeable number, because it can be changed into a prime (332121301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 694576 + ... + 695053.

It is an arithmetic number, because the mean of its divisors is an integer number (83377800).

Almost surely, 2332121331 is an apocalyptic number.

332121331 is a deficient number, since it is larger than the sum of its proper divisors (1389869).

332121331 is a wasteful number, since it uses less digits than its factorization.

332121331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1389868.

The product of its digits is 324, while the sum is 19.

The square root of 332121331 is about 18224.1963060103. The cubic root of 332121331 is about 692.5198982931.

Adding to 332121331 its reverse (133121233), we get a palindrome (465242564).

It can be divided in two parts, 33212 and 1331, that added together give a palindrome (34543).

The spelling of 332121331 in words is "three hundred thirty-two million, one hundred twenty-one thousand, three hundred thirty-one".

Divisors: 1 239 1389629 332121331