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12530260630511 = 132341907226189
BaseRepresentation
bin1011011001010110110110…
…1110111101101111101111
31122100212210102000010020222
42312111231232331233233
53120243433210134021
642352153335401555
72432165353006421
oct266255556755757
948325712003228
1012530260630511
113aa106550a948
1214a4546b232bb
136cb7a1bc7990
14314679ad2811
1516ae1a4b16ab
hexb656dbbdbef

12530260630511 has 8 divisors (see below), whose sum is σ = 14080827999840. Its totient is φ = 11063507713632.

The previous prime is 12530260630493. The next prime is 12530260630577. The reversal of 12530260630511 is 11503606203521.

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

It is a cyclic number.

It is not a de Polignac number, because 12530260630511 - 214 = 12530260614127 is a prime.

It is a super-2 number, since 2×125302606305112 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12530260630411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20953612796 + ... + 20953613393.

It is an arithmetic number, because the mean of its divisors is an integer number (1760103499980).

Almost surely, 212530260630511 is an apocalyptic number.

12530260630511 is a deficient number, since it is larger than the sum of its proper divisors (1550567369329).

12530260630511 is a wasteful number, since it uses less digits than its factorization.

12530260630511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41907226225.

The product of its (nonzero) digits is 32400, while the sum is 35.

The spelling of 12530260630511 in words is "twelve trillion, five hundred thirty billion, two hundred sixty million, six hundred thirty thousand, five hundred eleven".

Divisors: 1 13 23 299 41907226189 544793940457 963866202347 12530260630511