Search a number
-
+
3121024201 is a prime number
BaseRepresentation
bin1011101000000111…
…0000110011001001
322001111202110022221
42322001300303021
522342440233301
61233410214041
7140225160631
oct27201606311
98044673287
103121024201
111361811749
12731284321
133a97a96a9
1421870b6c1
15133eecda1
hexba070cc9

3121024201 has 2 divisors, whose sum is σ = 3121024202. Its totient is φ = 3121024200.

The previous prime is 3121024163. The next prime is 3121024211. The reversal of 3121024201 is 1024201213.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3119334201 + 1690000 = 55851^2 + 1300^2 .

It is a cyclic number.

It is not a de Polignac number, because 3121024201 - 27 = 3121024073 is a prime.

It is not a weakly prime, because it can be changed into another prime (3121024211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1560512100 + 1560512101.

It is an arithmetic number, because the mean of its divisors is an integer number (1560512101).

Almost surely, 23121024201 is an apocalyptic number.

It is an amenable number.

3121024201 is a deficient number, since it is larger than the sum of its proper divisors (1).

3121024201 is an equidigital number, since it uses as much as digits as its factorization.

3121024201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 3121024201 is about 55866.1274924260. The cubic root of 3121024201 is about 1461.3885896180.

Adding to 3121024201 its reverse (1024201213), we get a palindrome (4145225414).

The spelling of 3121024201 in words is "three billion, one hundred twenty-one million, twenty-four thousand, two hundred one".