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10244322005 = 56133587941
BaseRepresentation
bin10011000101001101…
…11111001011010101
3222102221111110220112
421202212333023111
5131440021301010
64412311212405
7511602205001
oct114246771325
928387443815
1010244322005
11438771a825
121b9a977105
13c734c25c8
146d27a1701
153ee56ea05
hex2629bf2d5

10244322005 has 8 divisors (see below), whose sum is σ = 12494714424. Its totient is φ = 8061105600.

The previous prime is 10244321981. The next prime is 10244322013. The reversal of 10244322005 is 50022344201.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 943841284 + 9300480721 = 30722^2 + 96439^2 .

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

It is not a de Polignac number, because 10244322005 - 228 = 9975886549 is a prime.

It is a super-2 number, since 2×102443220052 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16793666 + ... + 16794275.

It is an arithmetic number, because the mean of its divisors is an integer number (1561839303).

Almost surely, 210244322005 is an apocalyptic number.

It is an amenable number.

10244322005 is a deficient number, since it is larger than the sum of its proper divisors (2250392419).

10244322005 is an equidigital number, since it uses as much as digits as its factorization.

10244322005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33588007.

The product of its (nonzero) digits is 1920, while the sum is 23.

Adding to 10244322005 its reverse (50022344201), we get a palindrome (60266666206).

The spelling of 10244322005 in words is "ten billion, two hundred forty-four million, three hundred twenty-two thousand, five".

Divisors: 1 5 61 305 33587941 167939705 2048864401 10244322005