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3231001 is a prime number
BaseRepresentation
bin1100010100110100011001
320002011002201
430110310121
51311343001
6153130201
736314554
oct14246431
96064081
103231001
111907554
1210b9961
13891847
1460169b
1543c501
hex314d19

3231001 has 2 divisors, whose sum is σ = 3231002. Its totient is φ = 3231000.

The previous prime is 3230999. The next prime is 3231023. The reversal of 3231001 is 1001323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3027600 + 203401 = 1740^2 + 451^2 .

It is an emirp because it is prime and its reverse (1001323) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3231001 - 21 = 3230999 is a prime.

Together with 3230999, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3231101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1615500 + 1615501.

It is an arithmetic number, because the mean of its divisors is an integer number (1615501).

Almost surely, 23231001 is an apocalyptic number.

It is an amenable number.

3231001 is a deficient number, since it is larger than the sum of its proper divisors (1).

3231001 is an equidigital number, since it uses as much as digits as its factorization.

3231001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 10.

The square root of 3231001 is about 1797.4985396378. The cubic root of 3231001 is about 147.8356008708.

Adding to 3231001 its reverse (1001323), we get a palindrome (4232324).

It can be divided in two parts, 323 and 1001, that multiplied together give a palindrome (323323).

The spelling of 3231001 in words is "three million, two hundred thirty-one thousand, one".