Search a number
-
+
3020331001 = 9731137433
BaseRepresentation
bin1011010000000110…
…1001011111111001
321210111021201020011
42310001221133321
522141201043001
61215412101521
7134563250512
oct26401513771
97714251204
103020331001
11130a997426
127036048a1
1339198250c
142091b9a09
1512a25cd51
hexb40697f9

3020331001 has 4 divisors (see below), whose sum is σ = 3051468532. Its totient is φ = 2989193472.

The previous prime is 3020330987. The next prime is 3020331007. The reversal of 3020331001 is 1001330203.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2013855376 + 1006475625 = 44876^2 + 31725^2 .

It is a cyclic number.

It is not a de Polignac number, because 3020331001 - 223 = 3011942393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3020331007) 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, 15568620 + ... + 15568813.

It is an arithmetic number, because the mean of its divisors is an integer number (762867133).

Almost surely, 23020331001 is an apocalyptic number.

It is an amenable number.

3020331001 is a deficient number, since it is larger than the sum of its proper divisors (31137531).

3020331001 is an equidigital number, since it uses as much as digits as its factorization.

3020331001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31137530.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 3020331001 is about 54957.5381635677. The cubic root of 3020331001 is about 1445.5002799154.

Adding to 3020331001 its reverse (1001330203), we get a palindrome (4021661204).

The spelling of 3020331001 in words is "three billion, twenty million, three hundred thirty-one thousand, one".

Divisors: 1 97 31137433 3020331001