Base | Representation |
---|---|
bin | 110100111111010001… |
… | …011101110010000010 |
3 | 12102212012002020221120 |
4 | 310333101131302002 |
5 | 1413010401233030 |
6 | 42045425133110 |
7 | 4052640010503 |
oct | 647721356202 |
9 | 172765066846 |
10 | 56896117890 |
11 | 22147414537 |
12 | b03a48a196 |
13 | 54996a3161 |
14 | 2a7a568baa |
15 | 172eede010 |
hex | d3f45dc82 |
56896117890 has 16 divisors (see below), whose sum is σ = 136550683008. Its totient is φ = 15172298096.
The previous prime is 56896117867. The next prime is 56896117891. The reversal of 56896117890 is 9871169865.
It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (56896117891) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 948268602 + ... + 948268661.
It is an arithmetic number, because the mean of its divisors is an integer number (8534417688).
Almost surely, 256896117890 is an apocalyptic number.
56896117890 is an abundant number, since it is smaller than the sum of its proper divisors (79654565118).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56896117890 is a wasteful number, since it uses less digits than its factorization.
56896117890 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1896537273.
The product of its (nonzero) digits is 6531840, while the sum is 60.
The spelling of 56896117890 in words is "fifty-six billion, eight hundred ninety-six million, one hundred seventeen thousand, eight hundred ninety".
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