Base | Representation |
---|---|
bin | 11110000111110101000 |
3 | 1212010222100 |
4 | 3300332220 |
5 | 223041143 |
6 | 33053400 |
7 | 11250456 |
oct | 3607650 |
9 | 1763870 |
10 | 987048 |
11 | 614647 |
12 | 3b7260 |
13 | 28736a |
14 | 1b99d6 |
15 | 1476d3 |
hex | f0fa8 |
987048 has 24 divisors (see below), whose sum is σ = 2673450. Its totient is φ = 328992.
The previous prime is 987043. The next prime is 987053. The reversal of 987048 is 840789.
It is an interprime number because it is at equal distance from previous prime (987043) and next prime (987053).
It can be written as a sum of positive squares in only one way, i.e., 675684 + 311364 = 822^2 + 558^2 .
It is a tau number, because it is divible by the number of its divisors (24).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (987043) by changing a digit.
987048 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 in 5 ways as a sum of consecutive naturals, for example, 6783 + ... + 6926.
2987048 is an apocalyptic number.
It is an amenable number.
987048 is an abundant number, since it is smaller than the sum of its proper divisors (1686402).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
987048 is a wasteful number, since it uses less digits than its factorization.
987048 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13721 (or 13714 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 36.
The square root of 987048 is about 993.5028938055. The cubic root of 987048 is about 99.5663892010.
The spelling of 987048 in words is "nine hundred eighty-seven thousand, forty-eight".
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