Base | Representation |
---|---|
bin | 101111010010100011… |
… | …1101110010011110011 |
3 | 100201010111201210101102 |
4 | 1132211013232103303 |
5 | 3130440423410024 |
6 | 114353053355015 |
7 | 10223421055532 |
oct | 1364507562363 |
9 | 321114653342 |
10 | 101554513139 |
11 | 3a083969902 |
12 | 17822498a6b |
13 | 97658aa3c1 |
14 | 4cb56b4319 |
15 | 29959511ae |
hex | 17a51ee4f3 |
101554513139 has 2 divisors, whose sum is σ = 101554513140. Its totient is φ = 101554513138.
The previous prime is 101554513051. The next prime is 101554513153. The reversal of 101554513139 is 931315455101.
It is a strong prime.
It is an emirp because it is prime and its reverse (931315455101) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 101554513139 - 28 = 101554512883 is a prime.
It is not a weakly prime, because it can be changed into another prime (101554513189) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50777256569 + 50777256570.
It is an arithmetic number, because the mean of its divisors is an integer number (50777256570).
Almost surely, 2101554513139 is an apocalyptic number.
101554513139 is a deficient number, since it is larger than the sum of its proper divisors (1).
101554513139 is an equidigital number, since it uses as much as digits as its factorization.
101554513139 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 40500, while the sum is 38.
The spelling of 101554513139 in words is "one hundred one billion, five hundred fifty-four million, five hundred thirteen thousand, one hundred thirty-nine".
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