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5259931973 = 6195390481
BaseRepresentation
bin1001110011000010…
…00011000101000101
3111120120111020012022
410321201003011011
541233020310343
62225534332525
7244226453432
oct47141030505
914516436168
105259931973
11225a10481a
12102965a145
1365a96abaa
1437c804b89
1520bb9d568
hex139843145

5259931973 has 8 divisors (see below), whose sum is σ = 5351829336. Its totient is φ = 5168217600.

The previous prime is 5259931967. The next prime is 5259932011. The reversal of 5259931973 is 3791399525.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 207849889 + 5052082084 = 14417^2 + 71078^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5259931973 - 212 = 5259927877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5259931933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12893 + ... + 103373.

It is an arithmetic number, because the mean of its divisors is an integer number (668978667).

Almost surely, 25259931973 is an apocalyptic number.

It is an amenable number.

5259931973 is a deficient number, since it is larger than the sum of its proper divisors (91897363).

5259931973 is an equidigital number, since it uses as much as digits as its factorization.

5259931973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91495.

The product of its digits is 2296350, while the sum is 53.

The square root of 5259931973 is about 72525.3884719000. The cubic root of 5259931973 is about 1739.1086257726.

The spelling of 5259931973 in words is "five billion, two hundred fifty-nine million, nine hundred thirty-one thousand, nine hundred seventy-three".

Divisors: 1 61 953 58133 90481 5519341 86228393 5259931973