Base | Representation |
---|---|
bin | 11101011011001000101… |
… | …10110000010000001101 |
3 | 10120122120101202011210112 |
4 | 32231210112300100031 |
5 | 113031012224012343 |
6 | 2052240352045405 |
7 | 133020355501115 |
oct | 16554426602015 |
9 | 3518511664715 |
10 | 1011001000973 |
11 | 35a843787837 |
12 | 143b32233865 |
13 | 7444c483982 |
14 | 36d0b4d8045 |
15 | 1b472452218 |
hex | eb645b040d |
1011001000973 has 2 divisors, whose sum is σ = 1011001000974. Its totient is φ = 1011001000972.
The previous prime is 1011001000963. The next prime is 1011001001029. The reversal of 1011001000973 is 3790001001101.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 957066976804 + 53934024169 = 978298^2 + 232237^2 .
It is a cyclic number.
It is not a de Polignac number, because 1011001000973 - 222 = 1010996806669 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1011001000963) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505500500486 + 505500500487.
It is an arithmetic number, because the mean of its divisors is an integer number (505500500487).
Almost surely, 21011001000973 is an apocalyptic number.
It is an amenable number.
1011001000973 is a deficient number, since it is larger than the sum of its proper divisors (1).
1011001000973 is an equidigital number, since it uses as much as digits as its factorization.
1011001000973 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 189, while the sum is 23.
The spelling of 1011001000973 in words is "one trillion, eleven billion, one million, nine hundred seventy-three", and thus it is an aban number.
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