Base | Representation |
---|---|
bin | 101111110100111… |
… | …111010100101011 |
3 | 2001220220011022200 |
4 | 233310333110223 |
5 | 3120404420021 |
6 | 211342351243 |
7 | 25612312641 |
oct | 5764772453 |
9 | 2056804280 |
10 | 802420011 |
11 | 381a44038 |
12 | 1a488b523 |
13 | ca31c553 |
14 | 787d9191 |
15 | 4a6a4126 |
hex | 2fd3f52b |
802420011 has 6 divisors (see below), whose sum is σ = 1159051140. Its totient is φ = 534946668.
The previous prime is 802419983. The next prime is 802420039. The reversal of 802420011 is 110024208.
It is an interprime number because it is at equal distance from previous prime (802419983) and next prime (802420039).
It is not a de Polignac number, because 802420011 - 210 = 802418987 is a prime.
It is not an unprimeable number, because it can be changed into a prime (802420051) 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, 44578881 + ... + 44578898.
It is an arithmetic number, because the mean of its divisors is an integer number (193175190).
Almost surely, 2802420011 is an apocalyptic number.
802420011 is a deficient number, since it is larger than the sum of its proper divisors (356631129).
802420011 is a wasteful number, since it uses less digits than its factorization.
802420011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 89157785 (or 89157782 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
The square root of 802420011 is about 28327.0190983803. The cubic root of 802420011 is about 929.2528824457.
Adding to 802420011 its reverse (110024208), we get a palindrome (912444219).
The spelling of 802420011 in words is "eight hundred two million, four hundred twenty thousand, eleven".
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