Base | Representation |
---|---|
bin | 110001011101100100… |
… | …111010111110011001 |
3 | 12002002022000120011021 |
4 | 301131210322332121 |
5 | 1332232022124020 |
6 | 40222002202441 |
7 | 3560050605610 |
oct | 613544727631 |
9 | 162068016137 |
10 | 53109567385 |
11 | 20583a6a056 |
12 | a362353421 |
13 | 5015067724 |
14 | 27db6d8877 |
15 | 15ac87d1aa |
hex | c5d93af99 |
53109567385 has 16 divisors (see below), whose sum is σ = 73162607616. Its totient is φ = 36254674368.
The previous prime is 53109567367. The next prime is 53109567389. The reversal of 53109567385 is 58376590135.
It is a cyclic number.
It is not a de Polignac number, because 53109567385 - 235 = 18749829017 is a prime.
It is a super-2 number, since 2×531095673852 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (53109567389) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3394474 + ... + 3410083.
It is an arithmetic number, because the mean of its divisors is an integer number (4572662976).
Almost surely, 253109567385 is an apocalyptic number.
It is an amenable number.
53109567385 is a deficient number, since it is larger than the sum of its proper divisors (20053040231).
53109567385 is a wasteful number, since it uses less digits than its factorization.
53109567385 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6804792.
The product of its (nonzero) digits is 3402000, while the sum is 52.
The spelling of 53109567385 in words is "fifty-three billion, one hundred nine million, five hundred sixty-seven thousand, three hundred eighty-five".
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