Base | Representation |
---|---|
bin | 10010100100111100010001 |
3 | 100011102020212 |
4 | 102210330101 |
5 | 2221314110 |
6 | 252213505 |
7 | 56251655 |
oct | 22447421 |
9 | 10142225 |
10 | 4869905 |
11 | 2826917 |
12 | 176a295 |
13 | 1016801 |
14 | 90aa65 |
15 | 662e05 |
hex | 4a4f11 |
4869905 has 32 divisors (see below), whose sum is σ = 6718464. Its totient is φ = 3367936.
The previous prime is 4869889. The next prime is 4869911. The reversal of 4869905 is 5099684.
It is not a de Polignac number, because 4869905 - 24 = 4869889 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 91859 + ... + 91911.
It is an arithmetic number, because the mean of its divisors is an integer number (209952).
Almost surely, 24869905 is an apocalyptic number.
4869905 is the 1802-nd pentagonal number.
It is an amenable number.
4869905 is a deficient number, since it is larger than the sum of its proper divisors (1848559).
4869905 is a wasteful number, since it uses less digits than its factorization.
4869905 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 145.
The product of its (nonzero) digits is 77760, while the sum is 41.
The square root of 4869905 is about 2206.7861246618. The cubic root of 4869905 is about 169.5014807144.
The spelling of 4869905 in words is "four million, eight hundred sixty-nine thousand, nine hundred five".
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