Base | Representation |
---|---|
bin | 11001001100011111110110… |
… | …10110011101100001011010 |
3 | 21021011122222201110012021200 |
4 | 30212033323112131201122 |
5 | 24230223420012323120 |
6 | 313500412232015030 |
7 | 14445610360412643 |
oct | 1446177326354132 |
9 | 237148881405250 |
10 | 55405000120410 |
11 | 16721146187466 |
12 | 6269a3a531476 |
13 | 24bb890cc6bb5 |
14 | d9788b2466ca |
15 | 661327c06e90 |
hex | 3263fb59d85a |
55405000120410 has 48 divisors (see below), whose sum is σ = 144085148873640. Its totient is φ = 14771369410560.
The previous prime is 55405000120403. The next prime is 55405000120433. The reversal of 55405000120410 is 1402100050455.
55405000120410 is a `hidden beast` number, since 55 + 405 + 0 + 0 + 0 + 1 + 204 + 1 + 0 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 55399276138761 + 5723981649 = 7443069^2 + 75657^2 .
It is a super-2 number, since 2×554050001204102 (a number of 28 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 68287975 + ... + 69094554.
Almost surely, 255405000120410 is an apocalyptic number.
55405000120410 is an abundant number, since it is smaller than the sum of its proper divisors (88680148753230).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55405000120410 is a wasteful number, since it uses less digits than its factorization.
55405000120410 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 137387023 (or 137387020 counting only the distinct ones).
The product of its (nonzero) digits is 4000, while the sum is 27.
Adding to 55405000120410 its reverse (1402100050455), we get a palindrome (56807100170865).
The spelling of 55405000120410 in words is "fifty-five trillion, four hundred five billion, one hundred twenty thousand, four hundred ten".
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