Base | Representation |
---|---|
bin | 110011110010000001… |
… | …100100111000001101 |
3 | 12022111212102002021000 |
4 | 303302001210320031 |
5 | 1402332111411041 |
6 | 41313051130513 |
7 | 4005552053244 |
oct | 636201447015 |
9 | 168455362230 |
10 | 55600107021 |
11 | 216418a1378 |
12 | a938443a39 |
13 | 5321033b14 |
14 | 29963a595b |
15 | 16a633abb6 |
hex | cf2064e0d |
55600107021 has 16 divisors (see below), whose sum is σ = 82374313600. Its totient is φ = 37065034944.
The previous prime is 55600107007. The next prime is 55600107041. The reversal of 55600107021 is 12070100655.
55600107021 is a `hidden beast` number, since 5 + 560 + 0 + 10 + 70 + 21 = 666.
It is not a de Polignac number, because 55600107021 - 26 = 55600106957 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55600107041) 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, 885960 + ... + 946638.
It is an arithmetic number, because the mean of its divisors is an integer number (5148394600).
Almost surely, 255600107021 is an apocalyptic number.
It is an amenable number.
55600107021 is a deficient number, since it is larger than the sum of its proper divisors (26774206579).
55600107021 is a wasteful number, since it uses less digits than its factorization.
55600107021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 94625 (or 94619 counting only the distinct ones).
The product of its (nonzero) digits is 2100, while the sum is 27.
Adding to 55600107021 its reverse (12070100655), we get a palindrome (67670207676).
The spelling of 55600107021 in words is "fifty-five billion, six hundred million, one hundred seven thousand, twenty-one".
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