Base | Representation |
---|---|
bin | 10001000110100101… |
… | …001011010111011000 |
3 | 1202101211010212211201 |
4 | 101012211023113120 |
5 | 300102142121214 |
6 | 12234124403544 |
7 | 1220035411306 |
oct | 210645132730 |
9 | 52354125751 |
10 | 18364020184 |
11 | 7874013194 |
12 | 36860a65b4 |
13 | 1968785143 |
14 | c62d07276 |
15 | 727311274 |
hex | 44694b5d8 |
18364020184 has 8 divisors (see below), whose sum is σ = 34432537860. Its totient is φ = 9182010088.
The previous prime is 18364020137. The next prime is 18364020187. The reversal of 18364020184 is 48102046381.
It is a tau number, because it is divible by the number of its divisors (8).
It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18364020187) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1147751254 + ... + 1147751269.
Almost surely, 218364020184 is an apocalyptic number.
It is an amenable number.
18364020184 is a deficient number, since it is larger than the sum of its proper divisors (16068517676).
18364020184 is a wasteful number, since it uses less digits than its factorization.
18364020184 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2295502529 (or 2295502525 counting only the distinct ones).
The product of its (nonzero) digits is 36864, while the sum is 37.
The spelling of 18364020184 in words is "eighteen billion, three hundred sixty-four million, twenty thousand, one hundred eighty-four".
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