Base | Representation |
---|---|
bin | 100110000101… |
… | …101111101111 |
3 | 200210021212002 |
4 | 212011233233 |
5 | 10024010012 |
6 | 554002515 |
7 | 150604544 |
oct | 46055757 |
9 | 20707762 |
10 | 9985007 |
11 | 56aa97a |
12 | 341643b |
13 | 20b7ab6 |
14 | 147cbcb |
15 | d237c2 |
hex | 985bef |
9985007 has 4 divisors (see below), whose sum is σ = 10307136. Its totient is φ = 9662880.
The previous prime is 9984991. The next prime is 9985021. The reversal of 9985007 is 7005899.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 9985007 - 24 = 9984991 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 (9985037) 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, 161018 + ... + 161079.
It is an arithmetic number, because the mean of its divisors is an integer number (2576784).
Almost surely, 29985007 is an apocalyptic number.
9985007 is a deficient number, since it is larger than the sum of its proper divisors (322129).
9985007 is a wasteful number, since it uses less digits than its factorization.
9985007 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 322128.
The product of its (nonzero) digits is 22680, while the sum is 38.
The square root of 9985007 is about 3159.9061694930. The cubic root of 9985007 is about 215.3357436834.
The spelling of 9985007 in words is "nine million, nine hundred eighty-five thousand, seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •