Base | Representation |
---|---|
bin | 1010111111110100011… |
… | …0110100111001100001 |
3 | 200001122212011101020220 |
4 | 2233331012310321201 |
5 | 11043412041101123 |
6 | 222443201553253 |
7 | 16435601443446 |
oct | 2577506647141 |
9 | 601585141226 |
10 | 188930018913 |
11 | 731410855a9 |
12 | 30748345829 |
13 | 14a7ba617cc |
14 | 9203bd59cd |
15 | 4dab6aece3 |
hex | 2bfd1b4e61 |
188930018913 has 8 divisors (see below), whose sum is σ = 253185406848. Its totient is φ = 125313988464.
The previous prime is 188930018801. The next prime is 188930018929. The reversal of 188930018913 is 319810039881.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 188930018913 - 214 = 188930002529 is a prime.
It is not an unprimeable number, because it can be changed into a prime (188930118913) 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, 159838681 + ... + 159839862.
It is an arithmetic number, because the mean of its divisors is an integer number (31648175856).
Almost surely, 2188930018913 is an apocalyptic number.
It is an amenable number.
188930018913 is a deficient number, since it is larger than the sum of its proper divisors (64255387935).
188930018913 is a wasteful number, since it uses less digits than its factorization.
188930018913 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 319678743.
The product of its (nonzero) digits is 373248, while the sum is 51.
The spelling of 188930018913 in words is "one hundred eighty-eight billion, nine hundred thirty million, eighteen thousand, nine hundred thirteen".
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