Base | Representation |
---|---|
bin | 10010101011101010… |
… | …11010101101101101 |
3 | 221220000012211202201 |
4 | 21111311122231231 |
5 | 131020140013010 |
6 | 4335133421501 |
7 | 503360413303 |
oct | 112565325555 |
9 | 27800184681 |
10 | 10030001005 |
11 | 4287746232 |
12 | 1b3b03a891 |
13 | c3ac92a4b |
14 | 6b2132273 |
15 | 3da83723a |
hex | 255d5ab6d |
10030001005 has 4 divisors (see below), whose sum is σ = 12036001212. Its totient is φ = 8024000800.
The previous prime is 10030000997. The next prime is 10030001017. The reversal of 10030001005 is 50010003001.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 50010003001 = 7 ⋅7144286143.
It can be written as a sum of positive squares in 2 ways, for example, as 3695910436 + 6334090569 = 60794^2 + 79587^2 .
It is not a de Polignac number, because 10030001005 - 23 = 10030000997 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10030000982 and 10030001000.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1003000096 + ... + 1003000105.
It is an arithmetic number, because the mean of its divisors is an integer number (3009000303).
Almost surely, 210030001005 is an apocalyptic number.
It is an amenable number.
10030001005 is a deficient number, since it is larger than the sum of its proper divisors (2006000207).
10030001005 is an equidigital number, since it uses as much as digits as its factorization.
10030001005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2006000206.
The product of its (nonzero) digits is 15, while the sum is 10.
Adding to 10030001005 its reverse (50010003001), we get a palindrome (60040004006).
The spelling of 10030001005 in words is "ten billion, thirty million, one thousand, five".
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