Base | Representation |
---|---|
bin | 10111001010010… |
… | …10100110001001 |
3 | 111112121001122220 |
4 | 23211022212021 |
5 | 344214321410 |
6 | 31140204253 |
7 | 4546312200 |
oct | 1345124611 |
9 | 445531586 |
10 | 194292105 |
11 | 9a744597 |
12 | 55099689 |
13 | 31339257 |
14 | 1bb38237 |
15 | 120cd070 |
hex | b94a989 |
194292105 has 24 divisors (see below), whose sum is σ = 361622592. Its totient is φ = 88818912.
The previous prime is 194292101. The next prime is 194292107. The reversal of 194292105 is 501292491.
It is not a de Polignac number, because 194292105 - 22 = 194292101 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (194292101) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 131437 + ... + 132906.
It is an arithmetic number, because the mean of its divisors is an integer number (15067608).
Almost surely, 2194292105 is an apocalyptic number.
194292105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
194292105 is a deficient number, since it is larger than the sum of its proper divisors (167330487).
194292105 is a wasteful number, since it uses less digits than its factorization.
194292105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 264365 (or 264358 counting only the distinct ones).
The product of its (nonzero) digits is 6480, while the sum is 33.
The square root of 194292105 is about 13938.8702913830. The cubic root of 194292105 is about 579.1864386282.
The spelling of 194292105 in words is "one hundred ninety-four million, two hundred ninety-two thousand, one hundred five".
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