Base | Representation |
---|---|
bin | 1010011000111100… |
… | …1101111011001110 |
3 | 21012101000020102120 |
4 | 2212033031323032 |
5 | 21202441211204 |
6 | 1140430033410 |
7 | 126054111621 |
oct | 24617157316 |
9 | 7171006376 |
10 | 2789007054 |
11 | 120135a309 |
12 | 65a048866 |
13 | 355a7b742 |
14 | 1c65a1db8 |
15 | 114cb76d9 |
hex | a63cdece |
2789007054 has 16 divisors (see below), whose sum is σ = 5672557440. Its totient is φ = 913911800.
The previous prime is 2789007049. The next prime is 2789007059. The reversal of 2789007054 is 4507009872.
It is an interprime number because it is at equal distance from previous prime (2789007049) and next prime (2789007059).
It is a junction number, because it is equal to n+sod(n) for n = 2789006997 and 2789007015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2789007059) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3938922 + ... + 3939629.
It is an arithmetic number, because the mean of its divisors is an integer number (354534840).
Almost surely, 22789007054 is an apocalyptic number.
2789007054 is an abundant number, since it is smaller than the sum of its proper divisors (2883550386).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2789007054 is a wasteful number, since it uses less digits than its factorization.
2789007054 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7878615.
The product of its (nonzero) digits is 141120, while the sum is 42.
The square root of 2789007054 is about 52811.0504913508. The cubic root of 2789007054 is about 1407.6127897314.
The spelling of 2789007054 in words is "two billion, seven hundred eighty-nine million, seven thousand, fifty-four".
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