Base | Representation |
---|---|
bin | 110011110101111011… |
… | …0100011111111100001 |
3 | 101122100212011110022121 |
4 | 1213223312203333201 |
5 | 3311001232200421 |
6 | 123051140304241 |
7 | 11020614000622 |
oct | 1475366437741 |
9 | 348325143277 |
10 | 111331131361 |
11 | 4324058087a |
12 | 196b06a2081 |
13 | a663214ab8 |
14 | 5561cc9a49 |
15 | 2d68dd6d41 |
hex | 19ebda3fe1 |
111331131361 has 2 divisors, whose sum is σ = 111331131362. Its totient is φ = 111331131360.
The previous prime is 111331131277. The next prime is 111331131367. The reversal of 111331131361 is 163131133111.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 105905335761 + 5425795600 = 325431^2 + 73660^2 .
It is a cyclic number.
It is not a de Polignac number, because 111331131361 - 211 = 111331129313 is a prime.
It is not a weakly prime, because it can be changed into another prime (111331131367) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55665565680 + 55665565681.
It is an arithmetic number, because the mean of its divisors is an integer number (55665565681).
Almost surely, 2111331131361 is an apocalyptic number.
It is an amenable number.
111331131361 is a deficient number, since it is larger than the sum of its proper divisors (1).
111331131361 is an equidigital number, since it uses as much as digits as its factorization.
111331131361 is an evil number, because the sum of its binary digits is even.
The product of its digits is 486, while the sum is 25.
Adding to 111331131361 its reverse (163131133111), we get a palindrome (274462264472).
The spelling of 111331131361 in words is "one hundred eleven billion, three hundred thirty-one million, one hundred thirty-one thousand, three hundred sixty-one".
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