Base | Representation |
---|---|
bin | 11001010100110000000000… |
… | …00101110000111001001010 |
3 | 21022011202212121211000212100 |
4 | 30222120000011300321022 |
5 | 24244400121123032142 |
6 | 314234544315454230 |
7 | 14505236056212222 |
oct | 1452300005607112 |
9 | 238152777730770 |
10 | 55688547470922 |
11 | 16820420282683 |
12 | 62b4991a57376 |
13 | 250c53b355942 |
14 | da74a9269082 |
15 | 6688c0cabb4c |
hex | 32a600170e4a |
55688547470922 has 48 divisors (see below), whose sum is σ = 121465909393920. Its totient is φ = 18438652188000.
The previous prime is 55688547470921. The next prime is 55688547471001. The reversal of 55688547470922 is 22907474588655.
55688547470922 is a `hidden beast` number, since 5 + 5 + 6 + 8 + 8 + 547 + 4 + 70 + 9 + 2 + 2 = 666.
It is a super-2 number, since 2×556885474709222 (a number of 28 digits) contains 22 as substring.
It is a Smith number, since the sum of its digits (72) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (55688547470921) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39371079 + ... + 40760997.
It is an arithmetic number, because the mean of its divisors is an integer number (2530539779040).
Almost surely, 255688547470922 is an apocalyptic number.
55688547470922 is an abundant number, since it is smaller than the sum of its proper divisors (65777361922998).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55688547470922 is a wasteful number, since it uses less digits than its factorization.
55688547470922 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1404819 (or 1404816 counting only the distinct ones).
The product of its (nonzero) digits is 1354752000, while the sum is 72.
The spelling of 55688547470922 in words is "fifty-five trillion, six hundred eighty-eight billion, five hundred forty-seven million, four hundred seventy thousand, nine hundred twenty-two".
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