Base | Representation |
---|---|
bin | 10010110101001101… |
… | …111110101101011000 |
3 | 1221012011220002120222 |
4 | 102311031332231120 |
5 | 312402333210013 |
6 | 13142233135212 |
7 | 1314034643405 |
oct | 226515765530 |
9 | 57164802528 |
10 | 20220210008 |
11 | 8636866069 |
12 | 3b0385a508 |
13 | 1ba31b9b0b |
14 | d9b6492ac |
15 | 7d5268508 |
hex | 4b537eb58 |
20220210008 has 8 divisors (see below), whose sum is σ = 37912893780. Its totient is φ = 10110105000.
The previous prime is 20220210007. The next prime is 20220210011. The reversal of 20220210008 is 80001202202.
It is a tau number, because it is divible by the number of its divisors (8).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20220210007) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1263763118 + ... + 1263763133.
Almost surely, 220220210008 is an apocalyptic number.
It is an amenable number.
20220210008 is a deficient number, since it is larger than the sum of its proper divisors (17692683772).
20220210008 is a wasteful number, since it uses less digits than its factorization.
20220210008 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2527526257 (or 2527526253 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 17.
The spelling of 20220210008 in words is "twenty billion, two hundred twenty million, two hundred ten thousand, eight".
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