Base | Representation |
---|---|
bin | 110100010111100011… |
… | …111111101101101110 |
3 | 12101010202110012202010 |
4 | 310113203333231232 |
5 | 1410124322334310 |
6 | 41455345342050 |
7 | 4030300103055 |
oct | 642743775556 |
9 | 171122405663 |
10 | 56229886830 |
11 | 2193533a257 |
12 | aa93337926 |
13 | 53c16583b0 |
14 | 2a15ca139c |
15 | 16e178c320 |
hex | d178ffb6e |
56229886830 has 32 divisors (see below), whose sum is σ = 145332631584. Its totient is φ = 13841202816.
The previous prime is 56229886799. The next prime is 56229886831. The reversal of 56229886830 is 3868892265.
It is a super-4 number, since 4×562298868304 (a number of 44 digits) contains 4444 as substring. Note that it is a super-d number also for d = 3.
It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56229886831) 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, 72089209 + ... + 72089988.
It is an arithmetic number, because the mean of its divisors is an integer number (4541644737).
Almost surely, 256229886830 is an apocalyptic number.
56229886830 is an abundant number, since it is smaller than the sum of its proper divisors (89102744754).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56229886830 is a wasteful number, since it uses less digits than its factorization.
56229886830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 144179220.
The product of its (nonzero) digits is 9953280, while the sum is 57.
The spelling of 56229886830 in words is "fifty-six billion, two hundred twenty-nine million, eight hundred eighty-six thousand, eight hundred thirty".
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