Base | Representation |
---|---|
bin | 100001000101110… |
… | …011010000000000 |
3 | 1102200122111101020 |
4 | 201011303100000 |
5 | 2114110400033 |
6 | 131031105440 |
7 | 16520566560 |
oct | 4105632000 |
9 | 1380574336 |
10 | 555168768 |
11 | 265418570 |
12 | 135b12280 |
13 | 8b03003b |
14 | 53a36da0 |
15 | 33b146b3 |
hex | 21173400 |
555168768 has 176 divisors, whose sum is σ = 1845640704. Its totient is φ = 144138240.
The previous prime is 555168749. The next prime is 555168769. The reversal of 555168768 is 867861555.
It is a tau number, because it is divible by the number of its divisors (176).
It is a self number, because there is not a number n which added to its sum of digits gives 555168768.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (555168769) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 235371 + ... + 237717.
Almost surely, 2555168768 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 555168768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (922820352).
555168768 is an abundant number, since it is smaller than the sum of its proper divisors (1290471936).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
555168768 is a wasteful number, since it uses less digits than its factorization.
555168768 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2388 (or 2370 counting only the distinct ones).
The product of its digits is 2016000, while the sum is 51.
The square root of 555168768 is about 23562.0196078350. The cubic root of 555168768 is about 821.8798671236.
The spelling of 555168768 in words is "five hundred fifty-five million, one hundred sixty-eight thousand, seven hundred sixty-eight".
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