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12403241330 = 2510331200701
BaseRepresentation
bin10111000110100101…
…00111000101110010
31012000101212221110112
423203102213011302
5200400212210310
65410432301322
7616235545304
oct134322470562
935011787415
1012403241330
115295340877
1224a19a1842
13122886c56c
148593c7974
154c8d74705
hex2e34a7172

12403241330 has 16 divisors (see below), whose sum is σ = 22347465624. Its totient is φ = 4956489600.

The previous prime is 12403241317. The next prime is 12403241341. The reversal of 12403241330 is 3314230421.

12403241330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 12360770041 + 42471289 = 111179^2 + 6517^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12403241296 and 12403241305.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 590021 + ... + 610680.

Almost surely, 212403241330 is an apocalyptic number.

12403241330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12403241330 is a deficient number, since it is larger than the sum of its proper divisors (9944224294).

12403241330 is a wasteful number, since it uses less digits than its factorization.

12403241330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1201741.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 12403241330 its reverse (3314230421), we get a palindrome (15717471751).

The spelling of 12403241330 in words is "twelve billion, four hundred three million, two hundred forty-one thousand, three hundred thirty".

Divisors: 1 2 5 10 1033 2066 5165 10330 1200701 2401402 6003505 12007010 1240324133 2480648266 6201620665 12403241330