Base | Representation |
---|---|
bin | 110010001100011010… |
… | …001101001100000101 |
3 | 12011010001111021121101 |
4 | 302030122031030011 |
5 | 1340334143200212 |
6 | 40431551020101 |
7 | 3615401246146 |
oct | 621432151405 |
9 | 164101437541 |
10 | 53895287557 |
11 | 20947537271 |
12 | a54150a631 |
13 | 510ba8a9c7 |
14 | 2873bc7acd |
15 | 1606834157 |
hex | c8c68d305 |
53895287557 has 8 divisors (see below), whose sum is σ = 54430138880. Its totient is φ = 53360659440.
The previous prime is 53895287543. The next prime is 53895287599. The reversal of 53895287557 is 75578259835.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 53895287557 - 215 = 53895254789 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53895287507) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 452332 + ... + 558922.
It is an arithmetic number, because the mean of its divisors is an integer number (6803767360).
Almost surely, 253895287557 is an apocalyptic number.
It is an amenable number.
53895287557 is a deficient number, since it is larger than the sum of its proper divisors (534851323).
53895287557 is a wasteful number, since it uses less digits than its factorization.
53895287557 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 111603.
The product of its digits is 105840000, while the sum is 64.
The spelling of 53895287557 in words is "fifty-three billion, eight hundred ninety-five million, two hundred eighty-seven thousand, five hundred fifty-seven".
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