Base | Representation |
---|---|
bin | 1001001111001000011010… |
… | …10010111100100000110001 |
3 | 2122220201120010001110111122 |
4 | 10213210031102330200301 |
5 | 10130234140043204131 |
6 | 111110445024352025 |
7 | 4164300400265006 |
oct | 447441522744061 |
9 | 78821503043448 |
10 | 20311123413041 |
11 | 652099872517a |
12 | 2340522175615 |
13 | b4443b78a546 |
14 | 5030c67d78ad |
15 | 253513d60d7b |
hex | 12790d4bc831 |
20311123413041 has 16 divisors (see below), whose sum is σ = 21674598865920. Its totient is φ = 18966453891840.
The previous prime is 20311123413017. The next prime is 20311123413047. The reversal of 20311123413041 is 14031432111302.
It is a cyclic number.
It is not a de Polignac number, because 20311123413041 - 210 = 20311123412017 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 20311123413041.
It is not an unprimeable number, because it can be changed into a prime (20311123413047) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9712880 + ... + 11617326.
It is an arithmetic number, because the mean of its divisors is an integer number (1354662429120).
Almost surely, 220311123413041 is an apocalyptic number.
It is an amenable number.
20311123413041 is a deficient number, since it is larger than the sum of its proper divisors (1363475452879).
20311123413041 is a wasteful number, since it uses less digits than its factorization.
20311123413041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1909384.
The product of its (nonzero) digits is 1728, while the sum is 26.
Adding to 20311123413041 its reverse (14031432111302), we get a palindrome (34342555524343).
The spelling of 20311123413041 in words is "twenty trillion, three hundred eleven billion, one hundred twenty-three million, four hundred thirteen thousand, forty-one".
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