Base | Representation |
---|---|
bin | 101101111110101100111111… |
… | …100010011111001110010001 |
3 | 222112000010202222001021222011 |
4 | 231332230333202133032101 |
5 | 203001142112331443321 |
6 | 1554031014451342521 |
7 | 60410662113124222 |
oct | 5576547742371621 |
9 | 875003688037864 |
10 | 202221011202961 |
11 | 594854a3a2a083 |
12 | 1a81b9535b1a41 |
13 | 88ab489b7a49a |
14 | 37d1798ca3249 |
15 | 185a374e02ae1 |
hex | b7eb3f89f391 |
202221011202961 has 2 divisors, whose sum is σ = 202221011202962. Its totient is φ = 202221011202960.
The previous prime is 202221011202949. The next prime is 202221011203021. The reversal of 202221011202961 is 169202110122202.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 168481827803025 + 33739183399936 = 12980055^2 + 5808544^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-202221011202961 is a prime.
It is not a weakly prime, because it can be changed into another prime (202221011202061) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101110505601480 + 101110505601481.
It is an arithmetic number, because the mean of its divisors is an integer number (101110505601481).
Almost surely, 2202221011202961 is an apocalyptic number.
It is an amenable number.
202221011202961 is a deficient number, since it is larger than the sum of its proper divisors (1).
202221011202961 is an equidigital number, since it uses as much as digits as its factorization.
202221011202961 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3456, while the sum is 31.
The spelling of 202221011202961 in words is "two hundred two trillion, two hundred twenty-one billion, eleven million, two hundred two thousand, nine hundred sixty-one".
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