Base | Representation |
---|---|
bin | 10001001110000… |
… | …001100010011100 |
3 | 202010121002012011 |
4 | 101032001202130 |
5 | 1042423421423 |
6 | 44355521004 |
7 | 10105341643 |
oct | 2116014234 |
9 | 663532164 |
10 | 288888988 |
11 | 139085633 |
12 | 808b9164 |
13 | 47b0a63b |
14 | 2a52035a |
15 | 1a566b0d |
hex | 1138189c |
288888988 has 6 divisors (see below), whose sum is σ = 505555736. Its totient is φ = 144444492.
The previous prime is 288888961. The next prime is 288888997. The reversal of 288888988 is 889888882.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36111120 + ... + 36111127.
Almost surely, 2288888988 is an apocalyptic number.
It is an amenable number.
288888988 is a deficient number, since it is larger than the sum of its proper divisors (216666748).
288888988 is a wasteful number, since it uses less digits than its factorization.
288888988 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 72222251 (or 72222249 counting only the distinct ones).
The product of its digits is 37748736, while the sum is 67.
The square root of 288888988 is about 16996.7346275689. The cubic root of 288888988 is about 661.0642364922.
The spelling of 288888988 in words is "two hundred eighty-eight million, eight hundred eighty-eight thousand, nine hundred eighty-eight".
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