Search a number
-
+
479141849 is a prime number
BaseRepresentation
bin11100100011110…
…001111111011001
31020101120221001102
4130203301333121
51440130014344
6115313401145
714605432004
oct3443617731
91211527042
10479141849
112265103aa
121145691b5
13783611b4
14478c653b
152c0e7e4e
hex1c8f1fd9

479141849 has 2 divisors, whose sum is σ = 479141850. Its totient is φ = 479141848.

The previous prime is 479141843. The next prime is 479141869. The reversal of 479141849 is 948141974.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 374693449 + 104448400 = 19357^2 + 10220^2 .

It is a cyclic number.

It is not a de Polignac number, because 479141849 - 216 = 479076313 is a prime.

It is a super-2 number, since 2×4791418492 = 459153822926277602, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (479141843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239570924 + 239570925.

It is an arithmetic number, because the mean of its divisors is an integer number (239570925).

Almost surely, 2479141849 is an apocalyptic number.

It is an amenable number.

479141849 is a deficient number, since it is larger than the sum of its proper divisors (1).

479141849 is an equidigital number, since it uses as much as digits as its factorization.

479141849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 290304, while the sum is 47.

The square root of 479141849 is about 21889.3090114786. The cubic root of 479141849 is about 782.5066460595.

The spelling of 479141849 in words is "four hundred seventy-nine million, one hundred forty-one thousand, eight hundred forty-nine".