Base | Representation |
---|---|
bin | 110111010010… |
… | …0010101111111 |
3 | 2000112120112112 |
4 | 1232210111333 |
5 | 24410002303 |
6 | 2513124235 |
7 | 501236336 |
oct | 156442577 |
9 | 60476475 |
10 | 28984703 |
11 | 153a7700 |
12 | 985967b |
13 | 600ab17 |
14 | 3bc6d1d |
15 | 28280d8 |
hex | 1ba457f |
28984703 has 6 divisors (see below), whose sum is σ = 31859352. Its totient is φ = 26349620.
The previous prime is 28984691. The next prime is 28984733. The reversal of 28984703 is 30748982.
It is not a de Polignac number, because 28984703 - 26 = 28984639 is a prime.
It is a super-2 number, since 2×289847032 = 1680226015996418, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28984733) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 119651 + ... + 119892.
It is an arithmetic number, because the mean of its divisors is an integer number (5309892).
Almost surely, 228984703 is an apocalyptic number.
28984703 is a deficient number, since it is larger than the sum of its proper divisors (2874649).
28984703 is a wasteful number, since it uses less digits than its factorization.
28984703 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 239565 (or 239554 counting only the distinct ones).
The product of its (nonzero) digits is 96768, while the sum is 41.
The square root of 28984703 is about 5383.7443289963. The cubic root of 28984703 is about 307.1776532625.
The spelling of 28984703 in words is "twenty-eight million, nine hundred eighty-four thousand, seven hundred three".
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