Base | Representation |
---|---|
bin | 111101100001010001… |
… | …100011111001101000 |
3 | 20022111120222000211000 |
4 | 331201101203321220 |
5 | 2040240431043023 |
6 | 50202420035000 |
7 | 4525641003345 |
oct | 754121437150 |
9 | 208446860730 |
10 | 66056502888 |
11 | 260181a0352 |
12 | 10976232a60 |
13 | 62c944a1cc |
14 | 32a8dad7cc |
15 | 1ab92ec243 |
hex | f61463e68 |
66056502888 has 64 divisors (see below), whose sum is σ = 184935168000. Its totient is φ = 21845448576.
The previous prime is 66056502871. The next prime is 66056502937. The reversal of 66056502888 is 88820565066.
66056502888 is a `hidden beast` number, since 6 + 6 + 0 + 56 + 502 + 8 + 88 = 666.
66056502888 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1176573 + ... + 1231436.
It is an arithmetic number, because the mean of its divisors is an integer number (2889612000).
Almost surely, 266056502888 is an apocalyptic number.
It is an amenable number.
66056502888 is an abundant number, since it is smaller than the sum of its proper divisors (118878665112).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
66056502888 is a wasteful number, since it uses less digits than its factorization.
66056502888 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2408151 (or 2408141 counting only the distinct ones).
The product of its (nonzero) digits is 5529600, while the sum is 54.
The spelling of 66056502888 in words is "sixty-six billion, fifty-six million, five hundred two thousand, eight hundred eighty-eight".
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