Base | Representation |
---|---|
bin | 100001001111101… |
… | …001100111101000 |
3 | 1102212111200012120 |
4 | 201033221213220 |
5 | 2120241011020 |
6 | 131202311240 |
7 | 16551542340 |
oct | 4117514750 |
9 | 1385450176 |
10 | 557750760 |
11 | 266921446 |
12 | 136958520 |
13 | 8b725348 |
14 | 54109d20 |
15 | 33e74740 |
hex | 213e99e8 |
557750760 has 128 divisors (see below), whose sum is σ = 1974067200. Its totient is φ = 123367680.
The previous prime is 557750749. The next prime is 557750761. The reversal of 557750760 is 67057755.
557750760 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×5577507602 = 622171820561155200, which contains 22 as substring.
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 Harshad number since it is a multiple of its sum of digits (42).
It is not an unprimeable number, because it can be changed into a prime (557750761) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15331 + ... + 36749.
It is an arithmetic number, because the mean of its divisors is an integer number (15422400).
Almost surely, 2557750760 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 557750760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (987033600).
557750760 is an abundant number, since it is smaller than the sum of its proper divisors (1416316440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
557750760 is a wasteful number, since it uses less digits than its factorization.
557750760 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21471 (or 21467 counting only the distinct ones).
The product of its (nonzero) digits is 257250, while the sum is 42.
The square root of 557750760 is about 23616.7474475212. The cubic root of 557750760 is about 823.1520363690.
The spelling of 557750760 in words is "five hundred fifty-seven million, seven hundred fifty thousand, seven hundred sixty".
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