Base | Representation |
---|---|
bin | 111011010011110… |
… | …0111000101010000 |
3 | 12010200201022101001 |
4 | 1312213213011100 |
5 | 13033431021214 |
6 | 525250351344 |
7 | 100213346530 |
oct | 16647470520 |
9 | 5120638331 |
10 | 1990095184 |
11 | 9313a1a70 |
12 | 47658b554 |
13 | 2593b9c1c |
14 | 14c43b4c0 |
15 | b9aa7c74 |
hex | 769e7150 |
1990095184 has 40 divisors (see below), whose sum is σ = 4807245888. Its totient is φ = 775361280.
The previous prime is 1990095179. The next prime is 1990095203. The reversal of 1990095184 is 4815900991.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 806437 + ... + 808900.
Almost surely, 21990095184 is an apocalyptic number.
1990095184 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
1990095184 is an abundant number, since it is smaller than the sum of its proper divisors (2817150704).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1990095184 is a wasteful number, since it uses less digits than its factorization.
1990095184 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1615363 (or 1615357 counting only the distinct ones).
The product of its (nonzero) digits is 116640, while the sum is 46.
The square root of 1990095184 is about 44610.4828935980. The cubic root of 1990095184 is about 1257.8377259148.
The spelling of 1990095184 in words is "one billion, nine hundred ninety million, ninety-five thousand, one hundred eighty-four".
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