Base | Representation |
---|---|
bin | 11101001000010000… |
… | …101101101111101011 |
3 | 2222201202101221002122 |
4 | 131020100231233223 |
5 | 1003023420043144 |
6 | 22211333021455 |
7 | 2155035032216 |
oct | 351020555753 |
9 | 88652357078 |
10 | 31277112299 |
11 | 122a0129444 |
12 | 608a78488b |
13 | 2c45b48454 |
14 | 1729ccc77d |
15 | c30ce77ee |
hex | 74842dbeb |
31277112299 has 2 divisors, whose sum is σ = 31277112300. Its totient is φ = 31277112298.
The previous prime is 31277112287. The next prime is 31277112301. The reversal of 31277112299 is 99221177213.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-31277112299 is a prime.
It is a super-4 number, since 4×312771122994 (a number of 43 digits) contains 4444 as substring.
It is a Sophie Germain prime.
Together with 31277112301, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (31277112239) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15638556149 + 15638556150.
It is an arithmetic number, because the mean of its divisors is an integer number (15638556150).
Almost surely, 231277112299 is an apocalyptic number.
31277112299 is a deficient number, since it is larger than the sum of its proper divisors (1).
31277112299 is an equidigital number, since it uses as much as digits as its factorization.
31277112299 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 95256, while the sum is 44.
The spelling of 31277112299 in words is "thirty-one billion, two hundred seventy-seven million, one hundred twelve thousand, two hundred ninety-nine".
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