Base | Representation |
---|---|
bin | 1001010001000001000111 |
3 | 11120101221221 |
4 | 21101001013 |
5 | 1110211444 |
6 | 124021211 |
7 | 26434426 |
oct | 11210107 |
9 | 4511857 |
10 | 2428999 |
11 | 1409a41 |
12 | 991807 |
13 | 6707a1 |
14 | 4732bd |
15 | 32ea84 |
hex | 251047 |
2428999 has 2 divisors, whose sum is σ = 2429000. Its totient is φ = 2428998.
The previous prime is 2428997. The next prime is 2429023. The reversal of 2428999 is 9998242.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2428999 - 21 = 2428997 is a prime.
It is a super-2 number, since 2×24289992 = 11800072284002, which contains 22 as substring.
Together with 2428997, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2428991) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1214499 + 1214500.
It is an arithmetic number, because the mean of its divisors is an integer number (1214500).
22428999 is an apocalyptic number.
2428999 is a deficient number, since it is larger than the sum of its proper divisors (1).
2428999 is an equidigital number, since it uses as much as digits as its factorization.
2428999 is an evil number, because the sum of its binary digits is even.
The product of its digits is 93312, while the sum is 43.
The square root of 2428999 is about 1558.5246228405. The cubic root of 2428999 is about 134.4236794245.
The spelling of 2428999 in words is "two million, four hundred twenty-eight thousand, nine hundred ninety-nine".
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