Base | Representation |
---|---|
bin | 100001001101101… |
… | …000101111101010 |
3 | 1102211111212002211 |
4 | 201031220233222 |
5 | 2120122113030 |
6 | 131143115334 |
7 | 16544213350 |
oct | 4115505752 |
9 | 1384455084 |
10 | 557222890 |
11 | 2665a0894 |
12 | 136742b4a |
13 | 8b59bcb3 |
14 | 5400d7d0 |
15 | 33dbd12a |
hex | 21368bea |
557222890 has 16 divisors (see below), whose sum is σ = 1146287232. Its totient is φ = 191047824.
The previous prime is 557222881. The next prime is 557222891. The reversal of 557222890 is 98222755.
557222890 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 (557222891) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3980094 + ... + 3980233.
It is an arithmetic number, because the mean of its divisors is an integer number (71642952).
Almost surely, 2557222890 is an apocalyptic number.
557222890 is an abundant number, since it is smaller than the sum of its proper divisors (589064342).
557222890 is a wasteful number, since it uses less digits than its factorization.
557222890 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7960341.
The product of its (nonzero) digits is 100800, while the sum is 40.
The square root of 557222890 is about 23605.5690463077. The cubic root of 557222890 is about 822.8922701507.
The spelling of 557222890 in words is "five hundred fifty-seven million, two hundred twenty-two thousand, eight hundred ninety".
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