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5278390751 is a prime number
BaseRepresentation
bin1001110101001110…
…11101100111011111
3111121212020000212202
410322213131213133
541302232001001
62231434122115
7244542403214
oct47247354737
914555200782
105278390751
112269572107
12103388033b
1366173194a
1438104bb0b
1520d5e796b
hex13a9dd9df

5278390751 has 2 divisors, whose sum is σ = 5278390752. Its totient is φ = 5278390750.

The previous prime is 5278390699. The next prime is 5278390759. The reversal of 5278390751 is 1570938725.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5278390751 - 26 = 5278390687 is a prime.

It is a super-2 number, since 2×52783907512 = 55722817840484688002, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5278390696 and 5278390705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5278390759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2639195375 + 2639195376.

It is an arithmetic number, because the mean of its divisors is an integer number (2639195376).

Almost surely, 25278390751 is an apocalyptic number.

5278390751 is a deficient number, since it is larger than the sum of its proper divisors (1).

5278390751 is an equidigital number, since it uses as much as digits as its factorization.

5278390751 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 529200, while the sum is 47.

The square root of 5278390751 is about 72652.5343742391. The cubic root of 5278390751 is about 1741.1406128406.

The spelling of 5278390751 in words is "five billion, two hundred seventy-eight million, three hundred ninety thousand, seven hundred fifty-one".