Base | Representation |
---|---|
bin | 10000011101100111100… |
… | …000101110101100101001 |
3 | 11000011010011001121100211 |
4 | 100131213200232230221 |
5 | 122013412114010402 |
6 | 2223415032301121 |
7 | 144506664051652 |
oct | 20354740565451 |
9 | 4004104047324 |
10 | 1131313031977 |
11 | 3a6872793417 |
12 | 16330a5417a1 |
13 | 828b41bbc6b |
14 | 3ca82066529 |
15 | 1e6649e14d7 |
hex | 1076782eb29 |
1131313031977 has 2 divisors, whose sum is σ = 1131313031978. Its totient is φ = 1131313031976.
The previous prime is 1131313031969. The next prime is 1131313031993. The reversal of 1131313031977 is 7791303131311.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 637021074496 + 494291957481 = 798136^2 + 703059^2 .
It is a cyclic number.
It is not a de Polignac number, because 1131313031977 - 23 = 1131313031969 is a prime.
It is not a weakly prime, because it can be changed into another prime (1131313091977) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565656515988 + 565656515989.
It is an arithmetic number, because the mean of its divisors is an integer number (565656515989).
Almost surely, 21131313031977 is an apocalyptic number.
It is an amenable number.
1131313031977 is a deficient number, since it is larger than the sum of its proper divisors (1).
1131313031977 is an equidigital number, since it uses as much as digits as its factorization.
1131313031977 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 35721, while the sum is 40.
The spelling of 1131313031977 in words is "one trillion, one hundred thirty-one billion, three hundred thirteen million, thirty-one thousand, nine hundred seventy-seven".
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