Base | Representation |
---|---|
bin | 111010111010011… |
… | …100000010010000 |
3 | 2112212211210202200 |
4 | 322322130002100 |
5 | 4011012211322 |
6 | 242024443200 |
7 | 33331145661 |
oct | 7272340220 |
9 | 2485753680 |
10 | 988397712 |
11 | 467a19915 |
12 | 237019500 |
13 | 129a07223 |
14 | 953ab368 |
15 | 5bb8d8ac |
hex | 3ae9c090 |
988397712 has 30 divisors (see below), whose sum is σ = 2766141222. Its totient is φ = 329465856.
The previous prime is 988397681. The next prime is 988397713. The reversal of 988397712 is 217793889.
It can be written as a sum of positive squares in only one way, i.e., 585833616 + 402564096 = 24204^2 + 20064^2 .
It is not an unprimeable number, because it can be changed into a prime (988397713) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3431793 + ... + 3432080.
Almost surely, 2988397712 is an apocalyptic number.
It is an amenable number.
988397712 is an abundant number, since it is smaller than the sum of its proper divisors (1777743510).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
988397712 is a wasteful number, since it uses less digits than its factorization.
988397712 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6863887 (or 6863878 counting only the distinct ones).
The product of its digits is 1524096, while the sum is 54.
The square root of 988397712 is about 31438.7931066064. The cubic root of 988397712 is about 996.1175164963.
The spelling of 988397712 in words is "nine hundred eighty-eight million, three hundred ninety-seven thousand, seven hundred twelve".
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