Base | Representation |
---|---|
bin | 1010111001101000001100 |
3 | 12101011201202 |
4 | 22321220030 |
5 | 1212414414 |
6 | 141125032 |
7 | 33200600 |
oct | 12715014 |
9 | 5334652 |
10 | 2857484 |
11 | 1681963 |
12 | b59778 |
13 | 790826 |
14 | 545500 |
15 | 3b69de |
hex | 2b9a0c |
2857484 has 36 divisors (see below), whose sum is σ = 5937120. Its totient is φ = 1199520.
The previous prime is 2857471. The next prime is 2857493. The reversal of 2857484 is 4847582.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11837 + ... + 12075.
It is an arithmetic number, because the mean of its divisors is an integer number (164920).
22857484 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2857484, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2968560).
2857484 is an abundant number, since it is smaller than the sum of its proper divisors (3079636).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2857484 is a wasteful number, since it uses less digits than its factorization.
2857484 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 318 (or 309 counting only the distinct ones).
The product of its digits is 71680, while the sum is 38.
The square root of 2857484 is about 1690.4094178630. The cubic root of 2857484 is about 141.9039885263.
The spelling of 2857484 in words is "two million, eight hundred fifty-seven thousand, four hundred eighty-four".
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