Base | Representation |
---|---|
bin | 10111001111001111001111… |
… | …000101110010100110010001 |
3 | 111101212102210112001020001021 |
4 | 113033033033011302212101 |
5 | 101343440122112210001 |
6 | 1001211015142035441 |
7 | 30345603213442243 |
oct | 2717171705624621 |
9 | 441772715036037 |
10 | 102202221210001 |
11 | 2a62379a515100 |
12 | b567585118b81 |
13 | 4504821c45c13 |
14 | 1b34884782093 |
15 | bc37aac2cba1 |
hex | 5cf3cf172991 |
102202221210001 has 6 divisors (see below), whose sum is σ = 112337978685506. Its totient is φ = 92911110190800.
The previous prime is 102202221209983. The next prime is 102202221210013. The reversal of 102202221210001 is 100012122202201.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 67207613900625 + 34994607309376 = 8198025^2 + 5915624^2 .
It is not a de Polignac number, because 102202221210001 - 213 = 102202221201809 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (102202221210041) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 422323228020 + ... + 422323228261.
Almost surely, 2102202221210001 is an apocalyptic number.
102202221210001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
102202221210001 is a deficient number, since it is larger than the sum of its proper divisors (10135757475505).
102202221210001 is an equidigital number, since it uses as much as digits as its factorization.
102202221210001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 844646456303 (or 844646456292 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 102202221210001 its reverse (100012122202201), we get a palindrome (202214343412202).
The spelling of 102202221210001 in words is "one hundred two trillion, two hundred two billion, two hundred twenty-one million, two hundred ten thousand, one".
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