Base | Representation |
---|---|
bin | 110110010110… |
… | …0111000010111 |
3 | 1222121201022120 |
4 | 1230230320113 |
5 | 24243323013 |
6 | 2454431023 |
7 | 464130630 |
oct | 154547027 |
9 | 58551276 |
10 | 28495383 |
11 | 150a3004 |
12 | 9662473 |
13 | 5b99197 |
14 | 3ada887 |
15 | 277d123 |
hex | 1b2ce17 |
28495383 has 32 divisors (see below), whose sum is σ = 48407040. Its totient is φ = 14515200.
The previous prime is 28495351. The next prime is 28495387. The reversal of 28495383 is 38359482.
It is not a de Polignac number, because 28495383 - 25 = 28495351 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28495387) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4683 + ... + 8883.
It is an arithmetic number, because the mean of its divisors is an integer number (1512720).
Almost surely, 228495383 is an apocalyptic number.
28495383 is a deficient number, since it is larger than the sum of its proper divisors (19911657).
28495383 is a wasteful number, since it uses less digits than its factorization.
28495383 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4247.
The product of its digits is 207360, while the sum is 42.
The square root of 28495383 is about 5338.1066868320. The cubic root of 28495383 is about 305.4392417139.
The spelling of 28495383 in words is "twenty-eight million, four hundred ninety-five thousand, three hundred eighty-three".
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