Base | Representation |
---|---|
bin | 110100101010111100… |
… | …101100111111100101 |
3 | 12101222102110022200001 |
4 | 310222330230333211 |
5 | 1411311103141403 |
6 | 41551524421301 |
7 | 4041326452264 |
oct | 645274547745 |
9 | 171872408601 |
10 | 56555130853 |
11 | 21a91995971 |
12 | ab64247831 |
13 | 5443b54490 |
14 | 2a471665db |
15 | 17100d5c1d |
hex | d2af2cfe5 |
56555130853 has 8 divisors (see below), whose sum is σ = 61058945528. Its totient is φ = 52073233344.
The previous prime is 56555130811. The next prime is 56555130871. The reversal of 56555130853 is 35803155565.
It can be written as a sum of positive squares in 4 ways, for example, as 10792508769 + 45762622084 = 103887^2 + 213922^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-56555130853 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 (56555130803) 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, 5473926 + ... + 5484247.
It is an arithmetic number, because the mean of its divisors is an integer number (7632368191).
Almost surely, 256555130853 is an apocalyptic number.
It is an amenable number.
56555130853 is a deficient number, since it is larger than the sum of its proper divisors (4503814675).
56555130853 is a wasteful number, since it uses less digits than its factorization.
56555130853 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10958583.
The product of its (nonzero) digits is 1350000, while the sum is 46.
The spelling of 56555130853 in words is "fifty-six billion, five hundred fifty-five million, one hundred thirty thousand, eight hundred fifty-three".
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