Base | Representation |
---|---|
bin | 100000110100111… |
… | …010100001111110 |
3 | 1102101022121012010 |
4 | 200310322201332 |
5 | 2111442222032 |
6 | 130352152050 |
7 | 16435142136 |
oct | 4064724176 |
9 | 1371277163 |
10 | 550742142 |
11 | 2629747a5 |
12 | 134538626 |
13 | 8a140232 |
14 | 53203ac6 |
15 | 3353cccc |
hex | 20d3a87e |
550742142 has 8 divisors (see below), whose sum is σ = 1101484296. Its totient is φ = 183580712.
The previous prime is 550742131. The next prime is 550742177. The reversal of 550742142 is 241247055.
550742142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
550742142 is an admirable number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45895173 + ... + 45895184.
It is an arithmetic number, because the mean of its divisors is an integer number (137685537).
Almost surely, 2550742142 is an apocalyptic number.
550742142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
550742142 is a wasteful number, since it uses less digits than its factorization.
550742142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 91790362.
The product of its (nonzero) digits is 11200, while the sum is 30.
The square root of 550742142 is about 23467.8959857930. The cubic root of 550742142 is about 819.6896217761.
Adding to 550742142 its reverse (241247055), we get a palindrome (791989197).
The spelling of 550742142 in words is "five hundred fifty million, seven hundred forty-two thousand, one hundred forty-two".
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