Base | Representation |
---|---|
bin | 10000110111101001100 |
3 | 1001002021100 |
4 | 2012331030 |
5 | 120142110 |
6 | 15503100 |
7 | 4461414 |
oct | 2067514 |
9 | 1032240 |
10 | 552780 |
11 | 348348 |
12 | 227a90 |
13 | 1647b7 |
14 | 105644 |
15 | adbc0 |
hex | 86f4c |
552780 has 72 divisors (see below), whose sum is σ = 1742832. Its totient is φ = 141696.
The previous prime is 552757. The next prime is 552787. The reversal of 552780 is 87255.
It is a happy number.
552780 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 (552787) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6619 + ... + 6701.
It is an arithmetic number, because the mean of its divisors is an integer number (24206).
2552780 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 552780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (871416).
552780 is an abundant number, since it is smaller than the sum of its proper divisors (1190052).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
552780 is a wasteful number, since it uses less digits than its factorization.
552780 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 135 (or 130 counting only the distinct ones).
The product of its (nonzero) digits is 2800, while the sum is 27.
The square root of 552780 is about 743.4917618911. The cubic root of 552780 is about 82.0699383492.
The spelling of 552780 in words is "five hundred fifty-two thousand, seven hundred eighty".
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