Base | Representation |
---|---|
bin | 1010011010100… |
… | …11011101010000 |
3 | 20002102001010001 |
4 | 11031103131100 |
5 | 134331424043 |
6 | 12400415344 |
7 | 2110443445 |
oct | 515233520 |
9 | 202361101 |
10 | 87373648 |
11 | 4535812a |
12 | 25317554 |
13 | 151426ab |
14 | b8659cc |
15 | 7a0d74d |
hex | 5353750 |
87373648 has 10 divisors (see below), whose sum is σ = 169286474. Its totient is φ = 43686816.
The previous prime is 87373639. The next prime is 87373667. The reversal of 87373648 is 84637378.
It can be written as a sum of positive squares in only one way, i.e., 86266944 + 1106704 = 9288^2 + 1052^2 .
It is a junction number, because it is equal to n+sod(n) for n = 87373598 and 87373607.
It is a congruent number.
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 2730411 + ... + 2730442.
Almost surely, 287373648 is an apocalyptic number.
It is an amenable number.
87373648 is a deficient number, since it is larger than the sum of its proper divisors (81912826).
87373648 is a wasteful number, since it uses less digits than its factorization.
87373648 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5460861 (or 5460855 counting only the distinct ones).
The product of its digits is 677376, while the sum is 46.
The square root of 87373648 is about 9347.3872285254. The cubic root of 87373648 is about 443.7382056509.
The spelling of 87373648 in words is "eighty-seven million, three hundred seventy-three thousand, six hundred forty-eight".
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