Base | Representation |
---|---|
bin | 1010111111001101000001 |
3 | 12102100001120 |
4 | 22333031001 |
5 | 1214132241 |
6 | 141422453 |
7 | 33324303 |
oct | 12771501 |
9 | 5370046 |
10 | 2880321 |
11 | 1698034 |
12 | b6aa29 |
13 | 79b042 |
14 | 54d973 |
15 | 3bd666 |
hex | 2bf341 |
2880321 has 8 divisors (see below), whose sum is σ = 3905760. Its totient is φ = 1887552.
The previous prime is 2880299. The next prime is 2880329. The reversal of 2880321 is 1230882.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2880321 - 210 = 2879297 is a prime.
2880321 is a lucky number.
It is a junction number, because it is equal to n+sod(n) for n = 2880291 and 2880300.
It is not an unprimeable number, because it can be changed into a prime (2880329) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7960 + ... + 8313.
It is an arithmetic number, because the mean of its divisors is an integer number (488220).
22880321 is an apocalyptic number.
It is an amenable number.
2880321 is a deficient number, since it is larger than the sum of its proper divisors (1025439).
2880321 is a wasteful number, since it uses less digits than its factorization.
2880321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16335.
The product of its (nonzero) digits is 768, while the sum is 24.
The square root of 2880321 is about 1697.1508477445. The cubic root of 2880321 is about 142.2810179219.
The spelling of 2880321 in words is "two million, eight hundred eighty thousand, three hundred twenty-one".
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