Base | Representation |
---|---|
bin | 11101110011011101… |
… | …11111100110110101 |
3 | 1112022010201022210001 |
4 | 32321232333212311 |
5 | 230232224143010 |
6 | 11203433031301 |
7 | 1104343210165 |
oct | 167156774665 |
9 | 45263638701 |
10 | 16001006005 |
11 | 6871172706 |
12 | 3126855531 |
13 | 16800490ba |
14 | abb1545a5 |
15 | 639b43c3a |
hex | 3b9bbf9b5 |
16001006005 has 16 divisors (see below), whose sum is σ = 19323532800. Its totient is φ = 12719367360.
The previous prime is 16001005991. The next prime is 16001006023. The reversal of 16001006005 is 50060010061.
It is not a de Polignac number, because 16001006005 - 213 = 16000997813 is a prime.
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, 1272700 + ... + 1285210.
It is an arithmetic number, because the mean of its divisors is an integer number (1207720800).
Almost surely, 216001006005 is an apocalyptic number.
It is an amenable number.
16001006005 is a deficient number, since it is larger than the sum of its proper divisors (3322526795).
16001006005 is a wasteful number, since it uses less digits than its factorization.
16001006005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14124.
The product of its (nonzero) digits is 180, while the sum is 19.
Adding to 16001006005 its reverse (50060010061), we get a palindrome (66061016066).
The spelling of 16001006005 in words is "sixteen billion, one million, six thousand, five".
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