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6288881 is a prime number
BaseRepresentation
bin10111111111010111110001
3102211111201112
4113333113301
53102221011
6342443105
7104311634
oct27772761
912744645
106288881
113605a25
122133495
1313c2641
14b99c1b
1584358b
hex5ff5f1

6288881 has 2 divisors, whose sum is σ = 6288882. Its totient is φ = 6288880.

The previous prime is 6288857. The next prime is 6288889. The reversal of 6288881 is 1888826.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4800481 + 1488400 = 2191^2 + 1220^2 .

It is a cyclic number.

It is not a de Polignac number, because 6288881 - 26 = 6288817 is a prime.

It is a super-2 number, since 2×62888812 = 79100048464322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6288889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3144440 + 3144441.

It is an arithmetic number, because the mean of its divisors is an integer number (3144441).

Almost surely, 26288881 is an apocalyptic number.

It is an amenable number.

6288881 is a deficient number, since it is larger than the sum of its proper divisors (1).

6288881 is an equidigital number, since it uses as much as digits as its factorization.

6288881 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 49152, while the sum is 41.

The square root of 6288881 is about 2507.7641436148. The cubic root of 6288881 is about 184.5827557943.

The spelling of 6288881 in words is "six million, two hundred eighty-eight thousand, eight hundred eighty-one".