[go: up one dir, main page]

Search a number
-
+
127207 is a prime number
BaseRepresentation
bin11111000011100111
320110111101
4133003213
513032312
62420531
71036603
oct370347
9213441
10127207
1187633
1261747
1345b92
1434503
1527a57
hex1f0e7

127207 has 2 divisors, whose sum is σ = 127208. Its totient is φ = 127206.

The previous prime is 127189. The next prime is 127217. The reversal of 127207 is 702721.

It is a strong prime.

It is an emirp because it is prime and its reverse (702721) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 127207 - 27 = 127079 is a prime.

It is a Chen prime.

It is a nialpdrome in base 11.

It is a zygodrome in base 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (127217) by changing a digit.

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

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63603 + 63604.

It is an arithmetic number, because the mean of its divisors is an integer number (63604).

2127207 is an apocalyptic number.

127207 is a deficient number, since it is larger than the sum of its proper divisors (1).

127207 is an equidigital number, since it uses as much as digits as its factorization.

127207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 196, while the sum is 19.

The square root of 127207 is about 356.6609033802. The cubic root of 127207 is about 50.2925515994.

Adding to 127207 its reverse (702721), we get a palindrome (829928).

The spelling of 127207 in words is "one hundred twenty-seven thousand, two hundred seven", and thus it is an iban number.