Base | Representation |
---|---|
bin | 11010011011110011… |
… | …000100001010101110 |
3 | 2201021002212020220102 |
4 | 122123303010022232 |
5 | 431112204034140 |
6 | 21012252151102 |
7 | 2023242055313 |
oct | 323363041256 |
9 | 81232766812 |
10 | 28383658670 |
11 | 11045920954 |
12 | 5601768492 |
13 | 28a455a303 |
14 | 15338dcd0a |
15 | b11c9ce15 |
hex | 69bcc42ae |
28383658670 has 16 divisors (see below), whose sum is σ = 52471412928. Its totient is φ = 11046612960.
The previous prime is 28383658669. The next prime is 28383658747. The reversal of 28383658670 is 7685638382.
It is a congruent number.
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, 38355926 + ... + 38356665.
It is an arithmetic number, because the mean of its divisors is an integer number (3279463308).
Almost surely, 228383658670 is an apocalyptic number.
28383658670 is a deficient number, since it is larger than the sum of its proper divisors (24087754258).
28383658670 is a wasteful number, since it uses less digits than its factorization.
28383658670 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 76712635.
The product of its (nonzero) digits is 11612160, while the sum is 56.
The spelling of 28383658670 in words is "twenty-eight billion, three hundred eighty-three million, six hundred fifty-eight thousand, six hundred seventy".
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