Base | Representation |
---|---|
bin | 1100001111111… |
… | …01000001011111 |
3 | 21011100011002221 |
4 | 12013331001133 |
5 | 202300421010 |
6 | 14110130211 |
7 | 2355226411 |
oct | 607750137 |
9 | 234304087 |
10 | 102748255 |
11 | 52aa9315 |
12 | 2a4b0967 |
13 | 183966ac |
14 | d9089b1 |
15 | 9048dda |
hex | 61fd05f |
102748255 has 16 divisors (see below), whose sum is σ = 133739424. Its totient is φ = 75473920.
The previous prime is 102748237. The next prime is 102748271. The reversal of 102748255 is 552847201.
It is a happy number.
It is not a de Polignac number, because 102748255 - 27 = 102748127 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 102748255.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11257 + ... + 18226.
It is an arithmetic number, because the mean of its divisors is an integer number (8358714).
Almost surely, 2102748255 is an apocalyptic number.
102748255 is a deficient number, since it is larger than the sum of its proper divisors (30991169).
102748255 is a wasteful number, since it uses less digits than its factorization.
102748255 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29546.
The product of its (nonzero) digits is 22400, while the sum is 34.
The square root of 102748255 is about 10136.4813914889. The cubic root of 102748255 is about 468.3726045625.
The spelling of 102748255 in words is "one hundred two million, seven hundred forty-eight thousand, two hundred fifty-five".
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