Base | Representation |
---|---|
bin | 111101000111000… |
… | …0110001000101001 |
3 | 12021220101222110102 |
4 | 1322032012020221 |
5 | 13144412443442 |
6 | 535245355145 |
7 | 101546044202 |
oct | 17216061051 |
9 | 5256358412 |
10 | 2050515497 |
11 | 96250a708 |
12 | 492868ab5 |
13 | 268a832a4 |
14 | 1564885a9 |
15 | c0040232 |
hex | 7a386229 |
2050515497 has 2 divisors, whose sum is σ = 2050515498. Its totient is φ = 2050515496.
The previous prime is 2050515487. The next prime is 2050515539. The reversal of 2050515497 is 7945150502.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1125199936 + 925315561 = 33544^2 + 30419^2 .
It is a cyclic number.
It is not a de Polignac number, because 2050515497 - 28 = 2050515241 is a prime.
It is a super-2 number, since 2×20505154972 = 8409227606874314018, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2050515497.
It is not a weakly prime, because it can be changed into another prime (2050515407) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1025257748 + 1025257749.
It is an arithmetic number, because the mean of its divisors is an integer number (1025257749).
Almost surely, 22050515497 is an apocalyptic number.
It is an amenable number.
2050515497 is a deficient number, since it is larger than the sum of its proper divisors (1).
2050515497 is an equidigital number, since it uses as much as digits as its factorization.
2050515497 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 63000, while the sum is 38.
The square root of 2050515497 is about 45282.6180448967. The cubic root of 2050515497 is about 1270.4405640784.
Adding to 2050515497 its reverse (7945150502), we get a palindrome (9995665999).
The spelling of 2050515497 in words is "two billion, fifty million, five hundred fifteen thousand, four hundred ninety-seven".
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