Base | Representation |
---|---|
bin | 10111000101001… |
… | …10100001010110 |
3 | 111111022220210010 |
4 | 23202212201112 |
5 | 344031320204 |
6 | 31113541050 |
7 | 4540512645 |
oct | 1342464126 |
9 | 444286703 |
10 | 193620054 |
11 | 9a325681 |
12 | 54a14786 |
13 | 311623a4 |
14 | 1ba0135c |
15 | 11ee8d89 |
hex | b8a6856 |
193620054 has 8 divisors (see below), whose sum is σ = 387240120. Its totient is φ = 64540016.
The previous prime is 193620047. The next prime is 193620059. The reversal of 193620054 is 450026391.
It is a sphenic number, since it is the product of 3 distinct primes.
193620054 is an admirable number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (193620059) 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 3 ways as a sum of consecutive naturals, for example, 16134999 + ... + 16135010.
It is an arithmetic number, because the mean of its divisors is an integer number (48405015).
Almost surely, 2193620054 is an apocalyptic number.
193620054 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
193620054 is a wasteful number, since it uses less digits than its factorization.
193620054 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32270014.
The product of its (nonzero) digits is 6480, while the sum is 30.
The square root of 193620054 is about 13914.7423260368. The cubic root of 193620054 is about 578.5178705752.
The spelling of 193620054 in words is "one hundred ninety-three million, six hundred twenty thousand, fifty-four".
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