Base | Representation |
---|---|
bin | 11101101011111100001… |
… | …10111111111101011011 |
3 | 10121111212011020212220221 |
4 | 32311332012333331123 |
5 | 113203001342410321 |
6 | 2100331521100511 |
7 | 133460056361566 |
oct | 16657606777533 |
9 | 3544764225827 |
10 | 1020023013211 |
11 | 3636534430a4 |
12 | 14582b787737 |
13 | 75259670257 |
14 | 375257dd4dd |
15 | 1b7ee52ae41 |
hex | ed7e1bff5b |
1020023013211 has 4 divisors (see below), whose sum is σ = 1026280823272. Its totient is φ = 1013765203152.
The previous prime is 1020023013167. The next prime is 1020023013259. The reversal of 1020023013211 is 1123103200201.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 1020023013211 - 215 = 1020022980443 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1020023013281) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3128904786 + ... + 3128905111.
It is an arithmetic number, because the mean of its divisors is an integer number (256570205818).
Almost surely, 21020023013211 is an apocalyptic number.
1020023013211 is a deficient number, since it is larger than the sum of its proper divisors (6257810061).
1020023013211 is an equidigital number, since it uses as much as digits as its factorization.
1020023013211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6257810060.
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 1020023013211 its reverse (1123103200201), we get a palindrome (2143126213412).
The spelling of 1020023013211 in words is "one trillion, twenty billion, twenty-three million, thirteen thousand, two hundred eleven".
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