Base | Representation |
---|---|
bin | 101011011110110001000000… |
… | …011011100111000110111000 |
3 | 221002002102120202220010210021 |
4 | 223132301000123213012320 |
5 | 200031103424421221000 |
6 | 1514413535432100224 |
7 | 55164632513530045 |
oct | 5336610033470670 |
9 | 832072522803707 |
10 | 191230204867000 |
11 | 55a28302317022 |
12 | 19545840834674 |
13 | 8291c14382b30 |
14 | 353183c7561cc |
15 | 171950a92c11a |
hex | adec406e71b8 |
191230204867000 has 256 divisors, whose sum is σ = 495120354019200. Its totient is φ = 68695721164800.
The previous prime is 191230204866991. The next prime is 191230204867129. The reversal of 191230204867000 is 768402032191.
191230204867000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 73113834 + ... + 75684166.
Almost surely, 2191230204867000 is an apocalyptic number.
191230204867000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 191230204867000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (247560177009600).
191230204867000 is an abundant number, since it is smaller than the sum of its proper divisors (303890149152200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
191230204867000 is a wasteful number, since it uses less digits than its factorization.
191230204867000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2570523 (or 2570509 counting only the distinct ones).
The product of its (nonzero) digits is 145152, while the sum is 43.
Adding to 191230204867000 its reverse (768402032191), we get a palindrome (191998606899191).
The spelling of 191230204867000 in words is "one hundred ninety-one trillion, two hundred thirty billion, two hundred four million, eight hundred sixty-seven thousand".
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