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1956001 is a prime number
BaseRepresentation
bin111011101100010100001
310200101010111
413131202201
51000043001
6105531321
722424425
oct7354241
93611114
101956001
111116633
127a3b41
135363c8
1438cb85
15289851
hex1dd8a1

1956001 has 2 divisors, whose sum is σ = 1956002. Its totient is φ = 1956000.

The previous prime is 1955983. The next prime is 1956011. The reversal of 1956001 is 1006591.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1437601 + 518400 = 1199^2 + 720^2 .

It is a cyclic number.

It is not a de Polignac number, because 1956001 - 27 = 1955873 is a prime.

It is a zygodrome in base 11.

It is not a weakly prime, because it can be changed into another prime (1956011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 978000 + 978001.

It is an arithmetic number, because the mean of its divisors is an integer number (978001).

21956001 is an apocalyptic number.

It is an amenable number.

1956001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1956001 is an equidigital number, since it uses as much as digits as its factorization.

1956001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 270, while the sum is 22.

The square root of 1956001 is about 1398.5710564716. The cubic root of 1956001 is about 125.0613245761.

The spelling of 1956001 in words is "one million, nine hundred fifty-six thousand, one".