Base | Representation |
---|---|
bin | 10010100111100101… |
… | …00101011100010111 |
3 | 221210121200101020111 |
4 | 21103302211130113 |
5 | 130432400012322 |
6 | 4331510343451 |
7 | 502463040265 |
oct | 112362453427 |
9 | 27717611214 |
10 | 9995704087 |
11 | 426a350476 |
12 | 1b2b65ab87 |
13 | c33b45005 |
14 | 6ab765435 |
15 | 3d7810177 |
hex | 253ca5717 |
9995704087 has 4 divisors (see below), whose sum is σ = 9996285376. Its totient is φ = 9995122800.
The previous prime is 9995703989. The next prime is 9995704093. The reversal of 9995704087 is 7804075999.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7804075999 = 4391 ⋅1777289.
It is a cyclic number.
It is not a de Polignac number, because 9995704087 - 215 = 9995671319 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9995704687) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 264039 + ... + 299512.
It is an arithmetic number, because the mean of its divisors is an integer number (2499071344).
Almost surely, 29995704087 is an apocalyptic number.
9995704087 is a deficient number, since it is larger than the sum of its proper divisors (581289).
9995704087 is a wasteful number, since it uses less digits than its factorization.
9995704087 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 581288.
The product of its (nonzero) digits is 5715360, while the sum is 58.
The square root of 9995704087 is about 99978.5181276458. The cubic root of 9995704087 is about 2154.1261370440.
The spelling of 9995704087 in words is "nine billion, nine hundred ninety-five million, seven hundred four thousand, eighty-seven".
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