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5253199889 = 72107208161
BaseRepresentation
bin1001110010001110…
…10111100000010001
3111120002211012111212
410321013113200101
541224304344024
62225134145505
7244115314400
oct47107274021
914502735455
105253199889
112256326913
121027352295
13659451902
1437b971637
1520b2bda0e
hex1391d7811

5253199889 has 6 divisors (see below), whose sum is σ = 6110865234. Its totient is φ = 4502742720.

The previous prime is 5253199871. The next prime is 5253199909. The reversal of 5253199889 is 9889913525.

It can be written as a sum of positive squares in only one way, i.e., 4463308864 + 789891025 = 66808^2 + 28105^2 .

It is not a de Polignac number, because 5253199889 - 212 = 5253195793 is a prime.

It is a super-2 number, since 2×52531998892 = 55192218147579224642, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5253196889) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 53604032 + ... + 53604129.

It is an arithmetic number, because the mean of its divisors is an integer number (1018477539).

Almost surely, 25253199889 is an apocalyptic number.

It is an amenable number.

5253199889 is a deficient number, since it is larger than the sum of its proper divisors (857665345).

5253199889 is a wasteful number, since it uses less digits than its factorization.

5253199889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107208175 (or 107208168 counting only the distinct ones).

The product of its digits is 6998400, while the sum is 59.

The square root of 5253199889 is about 72478.9616992407. The cubic root of 5253199889 is about 1738.3663586457.

The spelling of 5253199889 in words is "five billion, two hundred fifty-three million, one hundred ninety-nine thousand, eight hundred eighty-nine".

Divisors: 1 7 49 107208161 750457127 5253199889