Base | Representation |
---|---|
bin | 111010111110010… |
… | …010011011000010 |
3 | 2112221202002010112 |
4 | 322332102123002 |
5 | 4011242010124 |
6 | 242102231322 |
7 | 33342551156 |
oct | 7276223302 |
9 | 2487662115 |
10 | 989406914 |
11 | 468549071 |
12 | 237425542 |
13 | 129c9b6a2 |
14 | 95591066 |
15 | 5bcdc90e |
hex | 3af926c2 |
989406914 has 8 divisors (see below), whose sum is σ = 1484272188. Its totient is φ = 494649520.
The previous prime is 989406911. The next prime is 989406937. The reversal of 989406914 is 419604989.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 988159225 + 1247689 = 31435^2 + 1117^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (989406911) 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, 2324 + ... + 44544.
Almost surely, 2989406914 is an apocalyptic number.
989406914 is a deficient number, since it is larger than the sum of its proper divisors (494865274).
989406914 is a wasteful number, since it uses less digits than its factorization.
989406914 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53940.
The product of its (nonzero) digits is 559872, while the sum is 50.
The square root of 989406914 is about 31454.8392779235. The cubic root of 989406914 is about 996.4564292719.
The spelling of 989406914 in words is "nine hundred eighty-nine million, four hundred six thousand, nine hundred fourteen".
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