Base | Representation |
---|---|
bin | 1011111110001001… |
… | …01100111100000001 |
3 | 121120220100200010020 |
4 | 11333010230330001 |
5 | 101130242000434 |
6 | 2541422524053 |
7 | 315156542232 |
oct | 57704547401 |
9 | 17526320106 |
10 | 6426906369 |
11 | 27a8903974 |
12 | 12b4436629 |
13 | 7b566b1a0 |
14 | 44d7b9089 |
15 | 279363849 |
hex | 17f12cf01 |
6426906369 has 32 divisors (see below), whose sum is σ = 9596388480. Its totient is φ = 3798724608.
The previous prime is 6426906361. The next prime is 6426906373. The reversal of 6426906369 is 9636096246.
It is not a de Polignac number, because 6426906369 - 23 = 6426906361 is a prime.
It is a super-2 number, since 2×64269063692 = 82610250951785528322, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (6426906361) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 203562 + ... + 233004.
It is an arithmetic number, because the mean of its divisors is an integer number (299887140).
Almost surely, 26426906369 is an apocalyptic number.
It is an amenable number.
6426906369 is a deficient number, since it is larger than the sum of its proper divisors (3169482111).
6426906369 is a wasteful number, since it uses less digits than its factorization.
6426906369 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29681.
The product of its (nonzero) digits is 2519424, while the sum is 51.
The square root of 6426906369 is about 80167.9884305450. The cubic root of 6426906369 is about 1859.2337354115.
The spelling of 6426906369 in words is "six billion, four hundred twenty-six million, nine hundred six thousand, three hundred sixty-nine".
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