Base | Representation |
---|---|
bin | 1011010001101010001… |
… | …1011011111000001100 |
3 | 200112000121112002210210 |
4 | 2310122203123320030 |
5 | 11133214032301124 |
6 | 224554315002420 |
7 | 16665352355010 |
oct | 2643243337014 |
9 | 615017462723 |
10 | 193719025164 |
11 | 75179380905 |
12 | 31664139410 |
13 | 15362c87112 |
14 | 9539c52540 |
15 | 508bd39a29 |
hex | 2d1a8dbe0c |
193719025164 has 48 divisors (see below), whose sum is σ = 525052672256. Its totient is φ = 54440942400.
The previous prime is 193719025163. The next prime is 193719025177. The reversal of 193719025164 is 461520917391.
193719025164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (193719025163) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18897982 + ... + 18908229.
Almost surely, 2193719025164 is an apocalyptic number.
193719025164 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
193719025164 is an abundant number, since it is smaller than the sum of its proper divisors (331333647092).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
193719025164 is a wasteful number, since it uses less digits than its factorization.
193719025164 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37806286 (or 37806284 counting only the distinct ones).
The product of its (nonzero) digits is 408240, while the sum is 48.
The spelling of 193719025164 in words is "one hundred ninety-three billion, seven hundred nineteen million, twenty-five thousand, one hundred sixty-four".
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