Base | Representation |
---|---|
bin | 1111111100110110… |
… | …0000011001011001 |
3 | 102001101211110020122 |
4 | 3333031200121121 |
5 | 32232110340044 |
6 | 1544512203025 |
7 | 211051052510 |
oct | 37715403131 |
9 | 12041743218 |
10 | 4281730649 |
11 | 18a7a1a679 |
12 | 9b5b39475 |
13 | 5330c3a41 |
14 | 2c892d677 |
15 | 1a0d75dee |
hex | ff360659 |
4281730649 has 8 divisors (see below), whose sum is σ = 4913882880. Its totient is φ = 3654697536.
The previous prime is 4281730631. The next prime is 4281730667. The reversal of 4281730649 is 9460371824.
It is an interprime number because it is at equal distance from previous prime (4281730631) and next prime (4281730667).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 4281730649 - 220 = 4280682073 is a prime.
It is a super-2 number, since 2×42817306492 = 36666434701171922402, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (4281730679) 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, 1277984 + ... + 1281329.
It is an arithmetic number, because the mean of its divisors is an integer number (614235360).
Almost surely, 24281730649 is an apocalyptic number.
It is an amenable number.
4281730649 is a deficient number, since it is larger than the sum of its proper divisors (632152231).
4281730649 is a wasteful number, since it uses less digits than its factorization.
4281730649 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2559559.
The product of its (nonzero) digits is 290304, while the sum is 44.
The square root of 4281730649 is about 65434.9344692879. The cubic root of 4281730649 is about 1623.8270856254.
The spelling of 4281730649 in words is "four billion, two hundred eighty-one million, seven hundred thirty thousand, six hundred forty-nine".
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