Base | Representation |
---|---|
bin | 11101011011001000101… |
… | …10110101001011010011 |
3 | 10120122120101210012110102 |
4 | 32231210112311023103 |
5 | 113031012230134024 |
6 | 2052240352323015 |
7 | 133020355613654 |
oct | 16554426651323 |
9 | 3518511705412 |
10 | 1011001021139 |
11 | 35a8437a09aa |
12 | 143b3224346b |
13 | 7444c48cbc5 |
14 | 36d0b50152b |
15 | 1b4724581ae |
hex | eb645b52d3 |
1011001021139 has 2 divisors, whose sum is σ = 1011001021140. Its totient is φ = 1011001021138.
The previous prime is 1011001021111. The next prime is 1011001021153. The reversal of 1011001021139 is 9311201001101.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1011001021139 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 1011001021139.
It is not a weakly prime, because it can be changed into another prime (1011001021109) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505500510569 + 505500510570.
It is an arithmetic number, because the mean of its divisors is an integer number (505500510570).
Almost surely, 21011001021139 is an apocalyptic number.
1011001021139 is a deficient number, since it is larger than the sum of its proper divisors (1).
1011001021139 is an equidigital number, since it uses as much as digits as its factorization.
1011001021139 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 54, while the sum is 20.
The spelling of 1011001021139 in words is "one trillion, eleven billion, one million, twenty-one thousand, one hundred thirty-nine".
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