Base | Representation |
---|---|
bin | 110001100100000… |
… | …0010110011100111 |
3 | 11021220022211212201 |
4 | 1203020002303213 |
5 | 11401220144111 |
6 | 433004555331 |
7 | 56132501053 |
oct | 14310026347 |
9 | 4256284781 |
10 | 1663053031 |
11 | 7838283a2 |
12 | 3a4b52b47 |
13 | 206711563 |
14 | 11ac28c63 |
15 | 9b0066c1 |
hex | 63202ce7 |
1663053031 has 2 divisors, whose sum is σ = 1663053032. Its totient is φ = 1663053030.
The previous prime is 1663052987. The next prime is 1663053047. The reversal of 1663053031 is 1303503661.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1663053031 - 29 = 1663052519 is a prime.
It is a super-2 number, since 2×16630530312 = 5531490767836573922, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1663053131) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 831526515 + 831526516.
It is an arithmetic number, because the mean of its divisors is an integer number (831526516).
Almost surely, 21663053031 is an apocalyptic number.
1663053031 is a deficient number, since it is larger than the sum of its proper divisors (1).
1663053031 is an equidigital number, since it uses as much as digits as its factorization.
1663053031 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 4860, while the sum is 28.
The square root of 1663053031 is about 40780.5472131015. The cubic root of 1663053031 is about 1184.7735936864.
Adding to 1663053031 its reverse (1303503661), we get a palindrome (2966556692).
The spelling of 1663053031 in words is "one billion, six hundred sixty-three million, fifty-three thousand, thirty-one".
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