Search a number
-
+
4277494139 is a prime number
BaseRepresentation
bin1111111011110101…
…0110000101111011
3102001002212012211212
43332331112011323
532230014303024
61544241313335
7211000046252
oct37675260573
912032765755
104277494139
1118a5596726
129b463584b
1353226c629
142c8149799
151a07daa0e
hexfef5617b

4277494139 has 2 divisors, whose sum is σ = 4277494140. Its totient is φ = 4277494138.

The previous prime is 4277494063. The next prime is 4277494141. The reversal of 4277494139 is 9314947724.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4277494139 is a prime.

It is a super-2 number, since 2×42774941392 = 36593912218358702642, which contains 22 as substring.

Together with 4277494141, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4277494939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2138747069 + 2138747070.

It is an arithmetic number, because the mean of its divisors is an integer number (2138747070).

Almost surely, 24277494139 is an apocalyptic number.

4277494139 is a deficient number, since it is larger than the sum of its proper divisors (1).

4277494139 is an equidigital number, since it uses as much as digits as its factorization.

4277494139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1524096, while the sum is 50.

The square root of 4277494139 is about 65402.5545296206. The cubic root of 4277494139 is about 1623.2913497747.

The spelling of 4277494139 in words is "four billion, two hundred seventy-seven million, four hundred ninety-four thousand, one hundred thirty-nine".