Base | Representation |
---|---|
bin | 10111000100001… |
… | …00101000110100 |
3 | 111111001212101220 |
4 | 23202010220310 |
5 | 344012400033 |
6 | 31110550340 |
7 | 4536364221 |
oct | 1342045064 |
9 | 444055356 |
10 | 193481268 |
11 | 9a240382 |
12 | 549683b0 |
13 | 31114176 |
14 | 1b9a6948 |
15 | 11ebcbb3 |
hex | b884a34 |
193481268 has 24 divisors (see below), whose sum is σ = 454490400. Its totient is φ = 64060320.
The previous prime is 193481257. The next prime is 193481269. The reversal of 193481268 is 862184391.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (193481269) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 52318 + ... + 55893.
It is an arithmetic number, because the mean of its divisors is an integer number (18937100).
Almost surely, 2193481268 is an apocalyptic number.
It is an amenable number.
193481268 is an abundant number, since it is smaller than the sum of its proper divisors (261009132).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
193481268 is a wasteful number, since it uses less digits than its factorization.
193481268 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 108367 (or 108365 counting only the distinct ones).
The product of its digits is 82944, while the sum is 42.
The square root of 193481268 is about 13909.7544191118. The cubic root of 193481268 is about 578.3796111834.
The spelling of 193481268 in words is "one hundred ninety-three million, four hundred eighty-one thousand, two hundred sixty-eight".
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