Base | Representation |
---|---|
bin | 10001101001101101… |
… | …110100011101001110 |
3 | 1210220220022221221200 |
4 | 101221231310131032 |
5 | 302304043110311 |
6 | 12412423010330 |
7 | 1240453664052 |
oct | 215155643516 |
9 | 53826287850 |
10 | 18953488206 |
11 | 8046828244 |
12 | 380b5999a6 |
13 | 1a30933ca3 |
14 | cbb30bc62 |
15 | 75de4d556 |
hex | 469b7474e |
18953488206 has 48 divisors (see below), whose sum is σ = 42195373584. Its totient is φ = 6144221952.
The previous prime is 18953488193. The next prime is 18953488237. The reversal of 18953488206 is 60288435981.
18953488206 is a `hidden beast` number, since 1 + 8 + 9 + 534 + 88 + 20 + 6 = 666.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1797606 + ... + 1808118.
It is an arithmetic number, because the mean of its divisors is an integer number (879070283).
Almost surely, 218953488206 is an apocalyptic number.
18953488206 is an abundant number, since it is smaller than the sum of its proper divisors (23241885378).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18953488206 is a wasteful number, since it uses less digits than its factorization.
18953488206 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13265 (or 13262 counting only the distinct ones).
The product of its (nonzero) digits is 3317760, while the sum is 54.
The spelling of 18953488206 in words is "eighteen billion, nine hundred fifty-three million, four hundred eighty-eight thousand, two hundred six".
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