Base | Representation |
---|---|
bin | 101111000101001010… |
… | …1100011101111010011 |
3 | 100122222012012000221101 |
4 | 1132022111203233103 |
5 | 3124030404430102 |
6 | 114240322205231 |
7 | 10206323431552 |
oct | 1361225435723 |
9 | 318865160841 |
10 | 101105155027 |
11 | 39973251468 |
12 | 17717ab3817 |
13 | 96c3776926 |
14 | 4c71b41d99 |
15 | 296b28ce87 |
hex | 178a563bd3 |
101105155027 has 4 divisors (see below), whose sum is σ = 101105843656. Its totient is φ = 101104466400.
The previous prime is 101105154967. The next prime is 101105155033. The reversal of 101105155027 is 720551501101.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 720551501101 = 197 ⋅3657621833.
It is a cyclic number.
It is not a de Polignac number, because 101105155027 - 235 = 66745416659 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 101105154986 and 101105155004.
It is not an unprimeable number, because it can be changed into a prime (101105105027) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25974 + ... + 450427.
It is an arithmetic number, because the mean of its divisors is an integer number (25276460914).
Almost surely, 2101105155027 is an apocalyptic number.
101105155027 is a deficient number, since it is larger than the sum of its proper divisors (688629).
101105155027 is an equidigital number, since it uses as much as digits as its factorization.
101105155027 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 688628.
The product of its (nonzero) digits is 1750, while the sum is 28.
Adding to 101105155027 its reverse (720551501101), we get a palindrome (821656656128).
The spelling of 101105155027 in words is "one hundred one billion, one hundred five million, one hundred fifty-five thousand, twenty-seven".
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