Base | Representation |
---|---|
bin | 11010001000010000… |
… | …101000110000000010 |
3 | 2200102021001200101212 |
4 | 122020100220300002 |
5 | 424424300210440 |
6 | 20515542330122 |
7 | 2012151633530 |
oct | 321020506002 |
9 | 80367050355 |
10 | 28055866370 |
11 | 10997894724 |
12 | 552ba29942 |
13 | 285167b37c |
14 | 1502173150 |
15 | ae30ee465 |
hex | 688428c02 |
28055866370 has 16 divisors (see below), whose sum is σ = 57714925248. Its totient is φ = 9619154160.
The previous prime is 28055866361. The next prime is 28055866429. The reversal of 28055866370 is 7366855082.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200398976 + ... + 200399115.
It is an arithmetic number, because the mean of its divisors is an integer number (3607182828).
Almost surely, 228055866370 is an apocalyptic number.
28055866370 is an abundant number, since it is smaller than the sum of its proper divisors (29659058878).
28055866370 is a wasteful number, since it uses less digits than its factorization.
28055866370 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 400798105.
The product of its (nonzero) digits is 2419200, while the sum is 50.
The spelling of 28055866370 in words is "twenty-eight billion, fifty-five million, eight hundred sixty-six thousand, three hundred seventy".
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