Base | Representation |
---|---|
bin | 10110110001101… |
… | …00010010010000 |
3 | 111022111121011211 |
4 | 23120310102100 |
5 | 342402224432 |
6 | 30542545504 |
7 | 4506640432 |
oct | 1330642220 |
9 | 438447154 |
10 | 191054992 |
11 | 98933497 |
12 | 53b98294 |
13 | 307749bb |
14 | 1b534652 |
15 | 11b8dd47 |
hex | b634490 |
191054992 has 20 divisors (see below), whose sum is σ = 370400896. Its totient is φ = 95467680.
The previous prime is 191054971. The next prime is 191055001. The reversal of 191054992 is 299450191.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34393 + ... + 39559.
Almost surely, 2191054992 is an apocalyptic number.
It is an amenable number.
191054992 is a deficient number, since it is larger than the sum of its proper divisors (179345904).
191054992 is a wasteful number, since it uses less digits than its factorization.
191054992 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7486 (or 7480 counting only the distinct ones).
The product of its (nonzero) digits is 29160, while the sum is 40.
The square root of 191054992 is about 13822.2643586353. The cubic root of 191054992 is about 575.9517867309.
The spelling of 191054992 in words is "one hundred ninety-one million, fifty-four thousand, nine hundred ninety-two".
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