Base | Representation |
---|---|
bin | 10010101000001101… |
… | …10010011001000101 |
3 | 221210222122102212121 |
4 | 21110012302121011 |
5 | 130440224000010 |
6 | 4332220045541 |
7 | 502556045263 |
oct | 112406623105 |
9 | 27728572777 |
10 | 10001000005 |
11 | 4272338367 |
12 | 1b313938b1 |
13 | c34c7a6a9 |
14 | 6ac343433 |
15 | 3d80093da |
hex | 2541b2645 |
10001000005 has 16 divisors (see below), whose sum is σ = 12179203200. Its totient is φ = 7882297920.
The previous prime is 10000999997. The next prime is 10001000011. The reversal of 10001000005 is 50000010001.
It is not a de Polignac number, because 10001000005 - 23 = 10000999997 is a prime.
It is a super-2 number, since 2×100010000052 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 508291 + ... + 527599.
It is an arithmetic number, because the mean of its divisors is an integer number (761200200).
Almost surely, 210001000005 is an apocalyptic number.
It is an amenable number.
10001000005 is a deficient number, since it is larger than the sum of its proper divisors (2178203195).
10001000005 is a wasteful number, since it uses less digits than its factorization.
10001000005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20844.
The product of its (nonzero) digits is 5, while the sum is 7.
Adding to 10001000005 its reverse (50000010001), we get a palindrome (60001010006).
The spelling of 10001000005 in words is "ten billion, one million, five", and thus it is an aban number and an uban number.
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