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82936169 is a prime number
BaseRepresentation
bin1001111000110…
…00000101101001
312210001121000222
410330120011221
5132212424134
612121335425
72024642261
oct474300551
9183047028
1082936169
11428a7198
1223937575
131424a974
14b02c7a1
157433a2e
hex4f18169

82936169 has 2 divisors, whose sum is σ = 82936170. Its totient is φ = 82936168.

The previous prime is 82936141. The next prime is 82936187. The reversal of 82936169 is 96163928.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72931600 + 10004569 = 8540^2 + 3163^2 .

It is a cyclic number.

It is not a de Polignac number, because 82936169 - 28 = 82935913 is a prime.

It is a super-2 number, since 2×829361692 = 13756816256793122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (82936109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41468084 + 41468085.

It is an arithmetic number, because the mean of its divisors is an integer number (41468085).

Almost surely, 282936169 is an apocalyptic number.

It is an amenable number.

82936169 is a deficient number, since it is larger than the sum of its proper divisors (1).

82936169 is an equidigital number, since it uses as much as digits as its factorization.

82936169 is an evil number, because the sum of its binary digits is even.

The product of its digits is 139968, while the sum is 44.

The square root of 82936169 is about 9106.9297241167. The cubic root of 82936169 is about 436.0952170490.

The spelling of 82936169 in words is "eighty-two million, nine hundred thirty-six thousand, one hundred sixty-nine".