Base | Representation |
---|---|
bin | 10001110000001111000… |
… | …000100101011010100001 |
3 | 11022122002110121200201212 |
4 | 101300033000211122201 |
5 | 124442101231223203 |
6 | 2332245352435505 |
7 | 154100203226201 |
oct | 21601700453241 |
9 | 4278073550655 |
10 | 1220022523553 |
11 | 4304549aa419 |
12 | 1785470a8b95 |
13 | 8b08084a592 |
14 | 430997d4401 |
15 | 21b079051d8 |
hex | 11c0f0256a1 |
1220022523553 has 2 divisors, whose sum is σ = 1220022523554. Its totient is φ = 1220022523552.
The previous prime is 1220022523537. The next prime is 1220022523571. The reversal of 1220022523553 is 3553252200221.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1181499433024 + 38523090529 = 1086968^2 + 196273^2 .
It is a cyclic number.
It is not a de Polignac number, because 1220022523553 - 24 = 1220022523537 is a prime.
It is not a weakly prime, because it can be changed into another prime (1220622523553) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 610011261776 + 610011261777.
It is an arithmetic number, because the mean of its divisors is an integer number (610011261777).
Almost surely, 21220022523553 is an apocalyptic number.
It is an amenable number.
1220022523553 is a deficient number, since it is larger than the sum of its proper divisors (1).
1220022523553 is an equidigital number, since it uses as much as digits as its factorization.
1220022523553 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 36000, while the sum is 32.
Adding to 1220022523553 its reverse (3553252200221), we get a palindrome (4773274723774).
The spelling of 1220022523553 in words is "one trillion, two hundred twenty billion, twenty-two million, five hundred twenty-three thousand, five hundred fifty-three".
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