Base | Representation |
---|---|
bin | 111010111111000… |
… | …010000100111011 |
3 | 2112222002222212220 |
4 | 322333002010323 |
5 | 4011314231412 |
6 | 242110335123 |
7 | 33344323224 |
oct | 7277020473 |
9 | 2488088786 |
10 | 989602107 |
11 | 46867178a |
12 | 2374ba4a3 |
13 | 12a0394a0 |
14 | 9560224b |
15 | 5bd2a68c |
hex | 3afc213b |
989602107 has 16 divisors (see below), whose sum is σ = 1422079008. Its totient is φ = 608509440.
The previous prime is 989602063. The next prime is 989602139. The reversal of 989602107 is 701206989.
It is not a de Polignac number, because 989602107 - 210 = 989601083 is a prime.
It is not an unprimeable number, because it can be changed into a prime (989602157) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44307 + ... + 62787.
It is an arithmetic number, because the mean of its divisors is an integer number (88879938).
Almost surely, 2989602107 is an apocalyptic number.
989602107 is a deficient number, since it is larger than the sum of its proper divisors (432476901).
989602107 is a wasteful number, since it uses less digits than its factorization.
989602107 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19870.
The product of its (nonzero) digits is 54432, while the sum is 42.
The square root of 989602107 is about 31457.9418748271. The cubic root of 989602107 is about 996.5219528793.
The spelling of 989602107 in words is "nine hundred eighty-nine million, six hundred two thousand, one hundred seven".
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