Base | Representation |
---|---|
bin | 100001001101101… |
… | …000111101110000 |
3 | 1102211111220100020 |
4 | 201031220331300 |
5 | 2120122130132 |
6 | 131143123440 |
7 | 16544216106 |
oct | 4115507560 |
9 | 1384456306 |
10 | 557223792 |
11 | 2665a1534 |
12 | 136743580 |
13 | 8b59c528 |
14 | 5400dc76 |
15 | 33dbd52c |
hex | 21368f70 |
557223792 has 80 divisors (see below), whose sum is σ = 1528949760. Its totient is φ = 174375936.
The previous prime is 557223769. The next prime is 557223809. The reversal of 557223792 is 297322755.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100353 + ... + 105759.
It is an arithmetic number, because the mean of its divisors is an integer number (19111872).
Almost surely, 2557223792 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 557223792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (764474880).
557223792 is an abundant number, since it is smaller than the sum of its proper divisors (971725968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
557223792 is a wasteful number, since it uses less digits than its factorization.
557223792 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5550 (or 5544 counting only the distinct ones).
The product of its digits is 264600, while the sum is 42.
The square root of 557223792 is about 23605.5881519610. The cubic root of 557223792 is about 822.8927141672.
The spelling of 557223792 in words is "five hundred fifty-seven million, two hundred twenty-three thousand, seven hundred ninety-two".
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