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1970000717 is a prime number
BaseRepresentation
bin111010101101011…
…1101001101001101
312002021220101221112
41311122331031031
513013310010332
6523251541405
766550505216
oct16532751515
95067811845
101970000717
11921017773
1246b8ba865
132551a27c9
141498ca40d
15b7e38db2
hex756bd34d

1970000717 has 2 divisors, whose sum is σ = 1970000718. Its totient is φ = 1970000716.

The previous prime is 1970000707. The next prime is 1970000743. The reversal of 1970000717 is 7170000791.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1236999241 + 733001476 = 35171^2 + 27074^2 .

It is an emirp because it is prime and its reverse (7170000791) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1970000717 - 24 = 1970000701 is a prime.

1970000717 is a modest number, since divided by 717 gives 197 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1970000707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 985000358 + 985000359.

It is an arithmetic number, because the mean of its divisors is an integer number (985000359).

Almost surely, 21970000717 is an apocalyptic number.

It is an amenable number.

1970000717 is a deficient number, since it is larger than the sum of its proper divisors (1).

1970000717 is an equidigital number, since it uses as much as digits as its factorization.

1970000717 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3087, while the sum is 32.

The square root of 1970000717 is about 44384.6901194545. The cubic root of 1970000717 is about 1253.5898335668.

The spelling of 1970000717 in words is "one billion, nine hundred seventy million, seven hundred seventeen", and thus it is an aban number.