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52542310145 = 513883915451
BaseRepresentation
bin110000111011110001…
…000000011100000001
312000121202121220111212
4300323301000130001
51330101312411040
640045420015505
73540022160453
oct607361003401
9160552556455
1052542310145
1120312845316
12a224391595
134c54694360
1427862362d3
151577b7bd65
hexc3bc40701

52542310145 has 16 divisors (see below), whose sum is σ = 67977803712. Its totient is φ = 38756491200.

The previous prime is 52542310097. The next prime is 52542310189. The reversal of 52542310145 is 54101324525.

It is not a de Polignac number, because 52542310145 - 26 = 52542310081 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 400331 + ... + 515120.

It is an arithmetic number, because the mean of its divisors is an integer number (4248612732).

Almost surely, 252542310145 is an apocalyptic number.

It is an amenable number.

52542310145 is a deficient number, since it is larger than the sum of its proper divisors (15435493567).

52542310145 is a wasteful number, since it uses less digits than its factorization.

52542310145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916352.

The product of its (nonzero) digits is 24000, while the sum is 32.

The spelling of 52542310145 in words is "fifty-two billion, five hundred forty-two million, three hundred ten thousand, one hundred forty-five".

Divisors: 1 5 13 65 883 4415 11479 57395 915451 4577255 11900863 59504315 808343233 4041716165 10508462029 52542310145