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12301302130 = 2513212175981
BaseRepresentation
bin10110111010011011…
…01111100101110010
31011202022001220011121
423131031233211302
5200143113132010
65352351332454
7613560225415
oct133515574562
934668056147
1012301302130
1152428453a7
12247382112a
1312106ca200
14849a4db7c
154bee3a3da
hex2dd36f972

12301302130 has 48 divisors (see below), whose sum is σ = 24000334344. Its totient is φ = 4537528320.

The previous prime is 12301302121. The next prime is 12301302131. The reversal of 12301302130 is 3120310321.

It can be written as a sum of positive squares in 12 ways, for example, as 2453319961 + 9847982169 = 49531^2 + 99237^2 .

It is not an unprimeable number, because it can be changed into a prime (12301302131) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2053740 + ... + 2059720.

Almost surely, 212301302130 is an apocalyptic number.

12301302130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12301302130 is a deficient number, since it is larger than the sum of its proper divisors (11699032214).

12301302130 is a wasteful number, since it uses less digits than its factorization.

12301302130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7231 (or 7218 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 12301302130 its reverse (3120310321), we get a palindrome (15421612451).

The spelling of 12301302130 in words is "twelve billion, three hundred one million, three hundred two thousand, one hundred thirty".

Divisors: 1 2 5 10 13 26 65 130 169 338 845 1217 1690 2434 5981 6085 11962 12170 15821 29905 31642 59810 77753 79105 155506 158210 205673 388765 411346 777530 1010789 1028365 2021578 2056730 5053945 7278877 10107890 14557754 36394385 72788770 94625401 189250802 473127005 946254010 1230130213 2460260426 6150651065 12301302130