Base | Representation |
---|---|
bin | 10111001000000… |
… | …01110100110000 |
3 | 111112000220210011 |
4 | 23210001310300 |
5 | 344130302112 |
6 | 31125544304 |
7 | 4543631161 |
oct | 1344016460 |
9 | 445026704 |
10 | 193994032 |
11 | 9a560651 |
12 | 54b75094 |
13 | 3126368b |
14 | 1ba9b768 |
15 | 1206eaa7 |
hex | b901d30 |
193994032 has 20 divisors (see below), whose sum is σ = 387989056. Its totient is φ = 93867840.
The previous prime is 193993999. The next prime is 193994057. The reversal of 193994032 is 230499391.
193994032 is an admirable number.
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, 195063 + ... + 196054.
Almost surely, 2193994032 is an apocalyptic number.
It is an amenable number.
193994032 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.
193994032 is a wasteful number, since it uses less digits than its factorization.
193994032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 391156 (or 391150 counting only the distinct ones).
The product of its (nonzero) digits is 52488, while the sum is 40.
The square root of 193994032 is about 13928.1740368219. The cubic root of 193994032 is about 578.8901009743.
The spelling of 193994032 in words is "one hundred ninety-three million, nine hundred ninety-four thousand, thirty-two".
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