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13155352552053 = 3210913410145313
BaseRepresentation
bin1011111101101111100000…
…0111011010001001110101
31201120122021010201212012200
42333123320013122021311
53211014130223131203
643551252512535113
72525304620453565
oct277337007321165
951518233655180
1013155352552053
114212176613488
121585718b51499
1374571013412a
14336a1860ada5
1517c30310c9a3
hexbf6f81da275

13155352552053 has 12 divisors (see below), whose sum is σ = 19176507799020. Its totient is φ = 8689774162176.

The previous prime is 13155352552033. The next prime is 13155352552079. The reversal of 13155352552053 is 35025525355131.

13155352552053 is a `hidden beast` number, since 1 + 3 + 1 + 5 + 53 + 5 + 25 + 520 + 53 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 9245625398244 + 3909727153809 = 3040662^2 + 1977303^2 .

It is not a de Polignac number, because 13155352552053 - 238 = 12880474645109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13155352552033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6705071676 + ... + 6705073637.

It is an arithmetic number, because the mean of its divisors is an integer number (1598042316585).

Almost surely, 213155352552053 is an apocalyptic number.

It is an amenable number.

13155352552053 is a deficient number, since it is larger than the sum of its proper divisors (6021155246967).

13155352552053 is a wasteful number, since it uses less digits than its factorization.

13155352552053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13410145428 (or 13410145425 counting only the distinct ones).

The product of its (nonzero) digits is 1687500, while the sum is 45.

The spelling of 13155352552053 in words is "thirteen trillion, one hundred fifty-five billion, three hundred fifty-two million, five hundred fifty-two thousand, fifty-three".

Divisors: 1 3 9 109 327 981 13410145313 40230435939 120691307817 1461705839117 4385117517351 13155352552053