Base | Representation |
---|---|
bin | 1001000011111111101… |
… | …11110001011111011011 |
3 | 1002202201210222221022201 |
4 | 10201333313301133123 |
5 | 20100203020104004 |
6 | 355014121431031 |
7 | 31332234410623 |
oct | 4417767613733 |
9 | 1082653887281 |
10 | 311382972379 |
11 | 11006962a996 |
12 | 5042163b477 |
13 | 234951b531b |
14 | 110dcc23883 |
15 | 8176b9b6a4 |
hex | 487fdf17db |
311382972379 has 2 divisors, whose sum is σ = 311382972380. Its totient is φ = 311382972378.
The previous prime is 311382972311. The next prime is 311382972401. The reversal of 311382972379 is 973279283113.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 311382972379 - 211 = 311382970331 is a prime.
It is not a weakly prime, because it can be changed into another prime (311382942379) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155691486189 + 155691486190.
It is an arithmetic number, because the mean of its divisors is an integer number (155691486190).
Almost surely, 2311382972379 is an apocalyptic number.
311382972379 is a deficient number, since it is larger than the sum of its proper divisors (1).
311382972379 is an equidigital number, since it uses as much as digits as its factorization.
311382972379 is an evil number, because the sum of its binary digits is even.
The product of its digits is 3429216, while the sum is 55.
The spelling of 311382972379 in words is "three hundred eleven billion, three hundred eighty-two million, nine hundred seventy-two thousand, three hundred seventy-nine".
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