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51060406541365 = 5132165473651811
BaseRepresentation
bin10111001110000011011010…
…11001001101110000110101
320200210022211112010221021201
423213001231121031300311
523143033203033310430
6300332454341412501
713516664321332504
oct1347015531156065
9220708745127251
1051060406541365
11152a6662394641
125887a22a0a131
132264c8b73a800
14c874a04cc83b
155d82e96808ca
hex2e706d64dc35

51060406541365 has 24 divisors (see below), whose sum is σ = 66352343103648. Its totient is φ = 37703857314240.

The previous prime is 51060406541357. The next prime is 51060406541393. The reversal of 51060406541365 is 56314560406015.

It is a happy number.

It is not a de Polignac number, because 51060406541365 - 23 = 51060406541357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12156310 + ... + 15808120.

It is an arithmetic number, because the mean of its divisors is an integer number (2764680962652).

Almost surely, 251060406541365 is an apocalyptic number.

It is an amenable number.

51060406541365 is a deficient number, since it is larger than the sum of its proper divisors (15291936562283).

51060406541365 is a wasteful number, since it uses less digits than its factorization.

51060406541365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3668389 (or 3668376 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 46.

The spelling of 51060406541365 in words is "fifty-one trillion, sixty billion, four hundred six million, five hundred forty-one thousand, three hundred sixty-five".

Divisors: 1 5 13 65 169 845 16547 82735 215111 1075555 2796443 3651811 13982215 18259055 47473543 237367715 617156059 3085780295 60426516617 302132583085 785544716021 3927723580105 10212081308273 51060406541365