Base | Representation |
---|---|
bin | 110010001110000… |
… | …100101101110010 |
3 | 2011201101222111101 |
4 | 302032010231302 |
5 | 3211143101010 |
6 | 215334435014 |
7 | 26610362242 |
oct | 6216045562 |
9 | 2151358441 |
10 | 842550130 |
11 | 3a2663424 |
12 | 1b6202a6a |
13 | 105730396 |
14 | 7dc83b22 |
15 | 4de7e73a |
hex | 32384b72 |
842550130 has 8 divisors (see below), whose sum is σ = 1516590252. Its totient is φ = 337020048.
The previous prime is 842550109. The next prime is 842550133. The reversal of 842550130 is 31055248.
It can be written as a sum of positive squares in 2 ways, for example, as 812421009 + 30129121 = 28503^2 + 5489^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (842550133) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42127497 + ... + 42127516.
Almost surely, 2842550130 is an apocalyptic number.
842550130 is a deficient number, since it is larger than the sum of its proper divisors (674040122).
842550130 is a wasteful number, since it uses less digits than its factorization.
842550130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 84255020.
The product of its (nonzero) digits is 4800, while the sum is 28.
The square root of 842550130 is about 29026.7140751412. The cubic root of 842550130 is about 944.4926515288.
The spelling of 842550130 in words is "eight hundred forty-two million, five hundred fifty thousand, one hundred thirty".
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