Base | Representation |
---|---|
bin | 1011111110100111… |
… | …10100111101101100 |
3 | 121121011211010010101 |
4 | 11333103310331230 |
5 | 101132300341104 |
6 | 2542043520444 |
7 | 315235335136 |
oct | 57723647554 |
9 | 17534733111 |
10 | 6430871404 |
11 | 2800071961 |
12 | 12b5829124 |
13 | 7b6428b69 |
14 | 45012c056 |
15 | 2798985a4 |
hex | 17f4f4f6c |
6430871404 has 24 divisors (see below), whose sum is σ = 11917301760. Its totient is φ = 3027955536.
The previous prime is 6430871399. The next prime is 6430871411. The reversal of 6430871404 is 4041780346.
It is a super-2 number, since 2×64308714042 = 82712214029569862432, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240652 + ... + 266035.
It is an arithmetic number, because the mean of its divisors is an integer number (496554240).
Almost surely, 26430871404 is an apocalyptic number.
It is an amenable number.
6430871404 is a deficient number, since it is larger than the sum of its proper divisors (5486430356).
6430871404 is a wasteful number, since it uses less digits than its factorization.
6430871404 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 506877 (or 506875 counting only the distinct ones).
The product of its (nonzero) digits is 64512, while the sum is 37.
The square root of 6430871404 is about 80192.7141578336. The cubic root of 6430871404 is about 1859.6160038992.
The spelling of 6430871404 in words is "six billion, four hundred thirty million, eight hundred seventy-one thousand, four hundred four".
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