Base | Representation |
---|---|
bin | 1010001000000… |
… | …10000010001100 |
3 | 12220211112212121 |
4 | 11010002002030 |
5 | 133221133423 |
6 | 12232342324 |
7 | 2051001124 |
oct | 504020214 |
9 | 186745777 |
10 | 84942988 |
11 | 43a47a19 |
12 | 245449a4 |
13 | 147a1230 |
14 | b3d1c84 |
15 | 76cd45d |
hex | 510208c |
84942988 has 36 divisors (see below), whose sum is σ = 163122960. Its totient is φ = 38473920.
The previous prime is 84942961. The next prime is 84943013. The reversal of 84942988 is 88924948.
It is a super-2 number, since 2×849429882 = 14430622420736288, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (52).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 193273 + ... + 193711.
Almost surely, 284942988 is an apocalyptic number.
It is an amenable number.
84942988 is a deficient number, since it is larger than the sum of its proper divisors (78179972).
84942988 is a wasteful number, since it uses less digits than its factorization.
84942988 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 578 (or 515 counting only the distinct ones).
The product of its digits is 1327104, while the sum is 52.
The square root of 84942988 is about 9216.4520288449. The cubic root of 84942988 is about 439.5846424635.
The spelling of 84942988 in words is "eighty-four million, nine hundred forty-two thousand, nine hundred eighty-eight".
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