Base | Representation |
---|---|
bin | 1100101111101101110000… |
… | …00101011001000111100110 |
3 | 10200020102112002102101012121 |
4 | 12113312320011121013212 |
5 | 12133201313001342000 |
6 | 135335434241340154 |
7 | 5621636526260134 |
oct | 627667005310746 |
9 | 120212462371177 |
10 | 28027750027750 |
11 | 8a26558232900 |
12 | 3187b7093765a |
13 | 128400c092a55 |
14 | 6cc79c1ba754 |
15 | 3390ed136b1a |
hex | 197db81591e6 |
28027750027750 has 48 divisors (see below), whose sum is σ = 57671380978848. Its totient is φ = 10191909090000.
The previous prime is 28027750027729. The next prime is 28027750027763. The reversal of 28027750027750 is 5772005772082.
It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 463238346 + ... + 463298845.
It is an arithmetic number, because the mean of its divisors is an integer number (1201487103726).
Almost surely, 228027750027750 is an apocalyptic number.
28027750027750 is an abundant number, since it is smaller than the sum of its proper divisors (29643630951098).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28027750027750 is a wasteful number, since it uses less digits than its factorization.
28027750027750 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 926537230 (or 926537209 counting only the distinct ones).
The product of its (nonzero) digits is 3841600, while the sum is 52.
The spelling of 28027750027750 in words is "twenty-eight trillion, twenty-seven billion, seven hundred fifty million, twenty-seven thousand, seven hundred fifty".
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