Base | Representation |
---|---|
bin | 1001011111111110… |
… | …0101111011101101 |
3 | 20120201022221121211 |
4 | 2113333211323231 |
5 | 20210301430221 |
6 | 1101011554421 |
7 | 120122616655 |
oct | 22777457355 |
9 | 6521287554 |
10 | 2550030061 |
11 | 1099475367 |
12 | 5b1bbba11 |
13 | 3183c8437 |
14 | 1a2955365 |
15 | edd0e6e1 |
hex | 97fe5eed |
2550030061 has 4 divisors (see below), whose sum is σ = 2550176992. Its totient is φ = 2549883132.
The previous prime is 2550030053. The next prime is 2550030083. The reversal of 2550030061 is 1600300552.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 2550030061 - 23 = 2550030053 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2550030011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43305 + ... + 83518.
It is an arithmetic number, because the mean of its divisors is an integer number (637544248).
Almost surely, 22550030061 is an apocalyptic number.
It is an amenable number.
2550030061 is a deficient number, since it is larger than the sum of its proper divisors (146931).
2550030061 is a wasteful number, since it uses less digits than its factorization.
2550030061 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 146930.
The product of its (nonzero) digits is 900, while the sum is 22.
The square root of 2550030061 is about 50497.8223391861. The cubic root of 2550030061 is about 1366.2025765561.
The spelling of 2550030061 in words is "two billion, five hundred fifty million, thirty thousand, sixty-one".
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