Base | Representation |
---|---|
bin | 11110100001011111… |
… | …01111111111100110 |
3 | 1120022001011220222001 |
4 | 33100233233333212 |
5 | 232030043031131 |
6 | 11310023555514 |
7 | 1120041611632 |
oct | 172057577746 |
9 | 46261156861 |
10 | 16387080166 |
11 | 6a4a096966 |
12 | 3213bbbb9a |
13 | 1712022c52 |
14 | b16531dc2 |
15 | 65d9a6261 |
hex | 3d0beffe6 |
16387080166 has 16 divisors (see below), whose sum is σ = 24951652128. Its totient is φ = 8070092800.
The previous prime is 16387080163. The next prime is 16387080167. The reversal of 16387080166 is 66108078361.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16387080163) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86886 + ... + 200806.
It is an arithmetic number, because the mean of its divisors is an integer number (1559478258).
Almost surely, 216387080166 is an apocalyptic number.
16387080166 is a deficient number, since it is larger than the sum of its proper divisors (8564571962).
16387080166 is a wasteful number, since it uses less digits than its factorization.
16387080166 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 115007.
The product of its (nonzero) digits is 290304, while the sum is 46.
It can be divided in two parts, 163870 and 80166, that added together give a square (244036 = 4942).
The spelling of 16387080166 in words is "sixteen billion, three hundred eighty-seven million, eighty thousand, one hundred sixty-six".
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