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70271 is a prime number
BaseRepresentation
bin10001001001111111
310120101122
4101021333
54222041
61301155
7411605
oct211177
9116348
1070271
1148883
12347bb
1325ca6
141b875
1515c4b
hex1127f

70271 has 2 divisors, whose sum is σ = 70272. Its totient is φ = 70270.

The previous prime is 70249. The next prime is 70289. The reversal of 70271 is 17207.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (17207) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 70271 - 26 = 70207 is a prime.

It is a Chen prime.

It is a plaindrome in base 12 and base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35135 + 35136.

It is an arithmetic number, because the mean of its divisors is an integer number (35136).

270271 is an apocalyptic number.

70271 is a deficient number, since it is larger than the sum of its proper divisors (1).

70271 is an equidigital number, since it uses as much as digits as its factorization.

70271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 98, while the sum is 17.

The square root of 70271 is about 265.0867782444. The cubic root of 70271 is about 41.2659687179.

Adding to 70271 its reverse (17207), we get a palindrome (87478).

The spelling of 70271 in words is "seventy thousand, two hundred seventy-one", and thus it is an iban number.