Base | Representation |
---|---|
bin | 11100000010001010… |
… | …100101011001000111 |
3 | 2212200210112022122101 |
4 | 130002022211121013 |
5 | 443121340200403 |
6 | 21454523012531 |
7 | 2113635062224 |
oct | 340212453107 |
9 | 85623468571 |
10 | 30101100103 |
11 | 11847317038 |
12 | 5a0096a147 |
13 | 2ab9302549 |
14 | 1657a4494b |
15 | bb294971d |
hex | 7022a5647 |
30101100103 has 4 divisors (see below), whose sum is σ = 30317654920. Its totient is φ = 29884545288.
The previous prime is 30101100079. The next prime is 30101100119. The reversal of 30101100103 is 30100110103.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30100110103 = 7 ⋅4300015729.
It is a cyclic number.
It is not a de Polignac number, because 30101100103 - 225 = 30067545671 is a prime.
It is a super-2 number, since 2×301011001032 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 30101100103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30101100163) 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, 108277200 + ... + 108277477.
It is an arithmetic number, because the mean of its divisors is an integer number (7579413730).
Almost surely, 230101100103 is an apocalyptic number.
30101100103 is a deficient number, since it is larger than the sum of its proper divisors (216554817).
30101100103 is a wasteful number, since it uses less digits than its factorization.
30101100103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 216554816.
The product of its (nonzero) digits is 9, while the sum is 10.
Adding to 30101100103 its reverse (30100110103), we get a palindrome (60201210206).
The spelling of 30101100103 in words is "thirty billion, one hundred one million, one hundred thousand, one hundred three".
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