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12301323013 = 723618315091
BaseRepresentation
bin10110111010011011…
…10100101100000101
31011202022002221211001
423131031310230011
5200143114314023
65352352013301
7613560343330
oct133515645405
934668087731
1012301323013
11524285a061
122473831231
131210706875
14849a57617
154bee416ad
hex2dd374b05

12301323013 has 32 divisors (see below), whose sum is σ = 15091034112. Its totient is φ = 9800049600.

The previous prime is 12301322987. The next prime is 12301323017. The reversal of 12301323013 is 31032310321.

It is a cyclic number.

It is not a de Polignac number, because 12301323013 - 213 = 12301314821 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12301323017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 807598 + ... + 822688.

It is an arithmetic number, because the mean of its divisors is an integer number (471594816).

Almost surely, 212301323013 is an apocalyptic number.

It is an amenable number.

12301323013 is a deficient number, since it is larger than the sum of its proper divisors (2789711099).

12301323013 is a wasteful number, since it uses less digits than its factorization.

12301323013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15265.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 12301323013 its reverse (31032310321), we get a palindrome (43333633334).

The spelling of 12301323013 in words is "twelve billion, three hundred one million, three hundred twenty-three thousand, thirteen".

Divisors: 1 7 23 61 83 161 427 581 1403 1909 5063 9821 13363 15091 35441 105637 116449 347093 815143 920551 1252553 2429651 6443857 8767871 21172673 28808719 76405733 148208711 201661033 534840131 1757331859 12301323013