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12681045410 = 2511541213091
BaseRepresentation
bin10111100111101100…
…10110010110100010
31012201202121212000112
423303312112112202
5201432321423120
65454154451322
7626151051605
oct136366262642
935652555015
1012681045410
115418135120
12255aa33b42
131271298587
1488426033c
154e344bbc5
hex2f3d965a2

12681045410 has 32 divisors (see below), whose sum is σ = 24947106624. Its totient is φ = 4602744000.

The previous prime is 12681045397. The next prime is 12681045413. The reversal of 12681045410 is 1454018621.

It is not an unprimeable number, because it can be changed into a prime (12681045413) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 47036 + ... + 166055.

It is an arithmetic number, because the mean of its divisors is an integer number (779597082).

Almost surely, 212681045410 is an apocalyptic number.

12681045410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12681045410 is a deficient number, since it is larger than the sum of its proper divisors (12266061214).

12681045410 is a wasteful number, since it uses less digits than its factorization.

12681045410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213650.

The product of its (nonzero) digits is 7680, while the sum is 32.

The spelling of 12681045410 in words is "twelve billion, six hundred eighty-one million, forty-five thousand, four hundred ten".

Divisors: 1 2 5 10 11 22 55 110 541 1082 2705 5410 5951 11902 29755 59510 213091 426182 1065455 2130910 2344001 4688002 11720005 23440010 115282231 230564462 576411155 1152822310 1268104541 2536209082 6340522705 12681045410