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53512100135 = 51343103918427
BaseRepresentation
bin110001110101100100…
…011101100100100111
312010010100110100021122
4301311210131210213
51334043044201020
640325542004155
73603036226514
oct616544354447
9163110410248
1053512100135
112077020494a
12a45511665b
13507a584aa0
142838d5c30b
1515d2d92125
hexc7591d927

53512100135 has 32 divisors (see below), whose sum is σ = 70834283520. Its totient is φ = 38558395008.

The previous prime is 53512100107. The next prime is 53512100143. The reversal of 53512100135 is 53100121535.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 53512100135 - 216 = 53512034599 is a prime.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 2894792 + ... + 2913218.

It is an arithmetic number, because the mean of its divisors is an integer number (2213571360).

Almost surely, 253512100135 is an apocalyptic number.

53512100135 is a deficient number, since it is larger than the sum of its proper divisors (17322183385).

53512100135 is a wasteful number, since it uses less digits than its factorization.

53512100135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19527.

The product of its (nonzero) digits is 2250, while the sum is 26.

The spelling of 53512100135 in words is "fifty-three billion, five hundred twelve million, one hundred thousand, one hundred thirty-five".

Divisors: 1 5 13 43 65 215 559 1039 2795 5195 13507 18427 44677 67535 92135 223385 239551 580801 792361 1197755 2904005 3961805 10300693 19145653 51503465 95728265 248893489 823263079 1244467445 4116315395 10702420027 53512100135