Base | Representation |
---|---|
bin | 1111111110000000… |
… | …1111111011101001 |
3 | 102001202002002000120 |
4 | 3333200033323221 |
5 | 32234340101240 |
6 | 1545205353453 |
7 | 211140605133 |
oct | 37740177351 |
9 | 12052062016 |
10 | 4286643945 |
11 | 18aa776051 |
12 | 9b7708889 |
13 | 53412420c |
14 | 2c944c053 |
15 | 1a14e6ad0 |
hex | ff80fee9 |
4286643945 has 8 divisors (see below), whose sum is σ = 6858630336. Its totient is φ = 2286210096.
The previous prime is 4286643943. The next prime is 4286643953. The reversal of 4286643945 is 5493466824.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 4286643945 - 21 = 4286643943 is a prime.
It is a super-2 number, since 2×42866439452 = 36750632622410326050, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (4286643943) 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, 142888117 + ... + 142888146.
It is an arithmetic number, because the mean of its divisors is an integer number (857328792).
Almost surely, 24286643945 is an apocalyptic number.
It is an amenable number.
4286643945 is a deficient number, since it is larger than the sum of its proper divisors (2571986391).
4286643945 is a wasteful number, since it uses less digits than its factorization.
4286643945 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 285776271.
The product of its digits is 4976640, while the sum is 51.
The square root of 4286643945 is about 65472.4670758633. The cubic root of 4286643945 is about 1624.4479633343.
The spelling of 4286643945 in words is "four billion, two hundred eighty-six million, six hundred forty-three thousand, nine hundred forty-five".
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