Base | Representation |
---|---|
bin | 1001000111010011111010… |
… | …1011001001101110000001 |
3 | 1022111000111100222002200221 |
4 | 2101310332223021232001 |
5 | 2303141414302412321 |
6 | 33151402545143041 |
7 | 2053002634154011 |
oct | 221647653115601 |
9 | 38430440862627 |
10 | 10021210200961 |
11 | 3213a759a6a23 |
12 | 115a21702aa81 |
13 | 578cc44897ab |
14 | 26905a03bc41 |
15 | 125a1c061e41 |
hex | 91d3eac9b81 |
10021210200961 has 2 divisors, whose sum is σ = 10021210200962. Its totient is φ = 10021210200960.
The previous prime is 10021210200943. The next prime is 10021210201033. The reversal of 10021210200961 is 16900201212001.
It is a happy number.
10021210200961 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 6240203841600 + 3781006359361 = 2498040^2 + 1944481^2 .
It is a cyclic number.
It is not a de Polignac number, because 10021210200961 - 217 = 10021210069889 is a prime.
It is a super-4 number, since 4×100212102009614 (a number of 53 digits) contains 4444 as substring.
It is not a weakly prime, because it can be changed into another prime (10021210200361) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010605100480 + 5010605100481.
It is an arithmetic number, because the mean of its divisors is an integer number (5010605100481).
Almost surely, 210021210200961 is an apocalyptic number.
It is an amenable number.
10021210200961 is a deficient number, since it is larger than the sum of its proper divisors (1).
10021210200961 is an equidigital number, since it uses as much as digits as its factorization.
10021210200961 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 432, while the sum is 25.
Adding to 10021210200961 its reverse (16900201212001), we get a palindrome (26921411412962).
The spelling of 10021210200961 in words is "ten trillion, twenty-one billion, two hundred ten million, two hundred thousand, nine hundred sixty-one".
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