Base | Representation |
---|---|
bin | 11110001111011101111 |
3 | 1212100100012 |
4 | 3301323233 |
5 | 223202314 |
6 | 33123435 |
7 | 11265044 |
oct | 3617357 |
9 | 1770305 |
10 | 990959 |
11 | 617582 |
12 | 3b957b |
13 | 289088 |
14 | 1bb1cb |
15 | 14893e |
hex | f1eef |
990959 has 4 divisors (see below), whose sum is σ = 1025160. Its totient is φ = 956760.
The previous prime is 990953. The next prime is 990961. The reversal of 990959 is 959099.
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 990959 - 216 = 925423 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 (990953) 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, 17057 + ... + 17114.
It is an arithmetic number, because the mean of its divisors is an integer number (256290).
2990959 is an apocalyptic number.
990959 is a deficient number, since it is larger than the sum of its proper divisors (34201).
990959 is a wasteful number, since it uses less digits than its factorization.
990959 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34200.
The product of its (nonzero) digits is 32805, while the sum is 41.
The square root of 990959 is about 995.4692360892. The cubic root of 990959 is about 99.6977205252.
The spelling of 990959 in words is "nine hundred ninety thousand, nine hundred fifty-nine".
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