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53510342545 = 5111821753407
BaseRepresentation
bin110001110101011101…
…110000011110010001
312010010020011001022201
4301311131300132101
51334042121430140
640325440203201
73603015256402
oct616535603621
9163106131281
1053510342545
112076a2143a0
12a454609501
13507a0baaaa
142838a219a9
1515d2b4649a
hexc75770791

53510342545 has 16 divisors (see below), whose sum is σ = 70055059968. Its totient is φ = 38913747840.

The previous prime is 53510342521. The next prime is 53510342551. The reversal of 53510342545 is 54524301535.

It is not a de Polignac number, because 53510342545 - 211 = 53510340497 is a prime.

It is a Duffinian 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 15 ways as a sum of consecutive naturals, for example, 975232 + ... + 1028638.

It is an arithmetic number, because the mean of its divisors is an integer number (4378441248).

Almost surely, 253510342545 is an apocalyptic number.

53510342545 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

53510342545 is a deficient number, since it is larger than the sum of its proper divisors (16544717423).

53510342545 is a wasteful number, since it uses less digits than its factorization.

53510342545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71640.

The product of its (nonzero) digits is 180000, while the sum is 37.

The spelling of 53510342545 in words is "fifty-three billion, five hundred ten million, three hundred forty-two thousand, five hundred forty-five".

Divisors: 1 5 11 55 18217 53407 91085 200387 267035 587477 1001935 2937385 972915319 4864576595 10702068509 53510342545