Base | Representation |
---|---|
bin | 1111111110010000… |
… | …0000110001000001 |
3 | 102001210221012011222 |
4 | 3333210000301001 |
5 | 32240113133101 |
6 | 1545242444425 |
7 | 211152154115 |
oct | 37744006101 |
9 | 12053835158 |
10 | 4287630401 |
11 | 190028a1aa |
12 | 9b7b03715 |
13 | 5343ab212 |
14 | 2c9627745 |
15 | 1a163e01b |
hex | ff900c41 |
4287630401 has 8 divisors (see below), whose sum is σ = 4540442760. Its totient is φ = 4034884608.
The previous prime is 4287630397. The next prime is 4287630427. The reversal of 4287630401 is 1040367824.
It is a Cunningham number, because it is equal to 654802+1.
It can be written as a sum of positive squares in 4 ways, for example, as 3338066176 + 949564225 = 57776^2 + 30815^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 4287630401 - 22 = 4287630397 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (4287630901) 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, 187925 + ... + 209501.
It is an arithmetic number, because the mean of its divisors is an integer number (567555345).
Almost surely, 24287630401 is an apocalyptic number.
It is an amenable number.
4287630401 is a deficient number, since it is larger than the sum of its proper divisors (252812359).
4287630401 is a wasteful number, since it uses less digits than its factorization.
4287630401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33283.
The product of its (nonzero) digits is 32256, while the sum is 35.
The square root of 4287630401 is about 65480.0000076359. Note that the first 5 decimals coincide. The cubic root of 4287630401 is about 1624.5725614703.
The spelling of 4287630401 in words is "four billion, two hundred eighty-seven million, six hundred thirty thousand, four hundred one".
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