Base | Representation |
---|---|
bin | 10000101010110110… |
… | …10010011001101001 |
3 | 212002200220002201212 |
4 | 20111123102121221 |
5 | 121312022100020 |
6 | 4040012522505 |
7 | 434526503360 |
oct | 102533223151 |
9 | 25080802655 |
10 | 8949409385 |
11 | 3882787804 |
12 | 1899180435 |
13 | ac8149117 |
14 | 60c8067d7 |
15 | 375a36cc5 |
hex | 2156d2669 |
8949409385 has 8 divisors (see below), whose sum is σ = 12273475776. Its totient is φ = 6136737840.
The previous prime is 8949409351. The next prime is 8949409409. The reversal of 8949409385 is 5839049498.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 8949409385 - 210 = 8949408361 is a prime.
It is a Duffinian number.
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, 127848671 + ... + 127848740.
It is an arithmetic number, because the mean of its divisors is an integer number (1534184472).
Almost surely, 28949409385 is an apocalyptic number.
It is an amenable number.
8949409385 is a deficient number, since it is larger than the sum of its proper divisors (3324066391).
8949409385 is a wasteful number, since it uses less digits than its factorization.
8949409385 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 255697423.
The product of its (nonzero) digits is 11197440, while the sum is 59.
The square root of 8949409385 is about 94601.3180933543. The cubic root of 8949409385 is about 2076.1789891530.
The spelling of 8949409385 in words is "eight billion, nine hundred forty-nine million, four hundred nine thousand, three hundred eighty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.061 sec. • engine limits •