Base | Representation |
---|---|
bin | 1010011000001… |
… | …11100000001110 |
3 | 20001211020100121 |
4 | 11030013200032 |
5 | 134242000132 |
6 | 12350015154 |
7 | 2105006440 |
oct | 514074016 |
9 | 201736317 |
10 | 87062542 |
11 | 45165416 |
12 | 251a74ba |
13 | 15063bc8 |
14 | b7c4490 |
15 | 799b497 |
hex | 530780e |
87062542 has 16 divisors (see below), whose sum is σ = 158029920. Its totient is φ = 35117568.
The previous prime is 87062537. The next prime is 87062581. The reversal of 87062542 is 24526078.
It is a Harshad number since it is a multiple of its sum of digits (34).
It is a junction number, because it is equal to n+sod(n) for n = 87062498 and 87062507.
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 in 7 ways as a sum of consecutive naturals, for example, 182667 + ... + 183142.
It is an arithmetic number, because the mean of its divisors is an integer number (9876870).
Almost surely, 287062542 is an apocalyptic number.
87062542 is a deficient number, since it is larger than the sum of its proper divisors (70967378).
87062542 is a wasteful number, since it uses less digits than its factorization.
87062542 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 365835.
The product of its (nonzero) digits is 26880, while the sum is 34.
The square root of 87062542 is about 9330.7310538885. The cubic root of 87062542 is about 443.2109155029.
Subtracting from 87062542 its reverse (24526078), we obtain a square (62536464 = 79082).
The spelling of 87062542 in words is "eighty-seven million, sixty-two thousand, five hundred forty-two".
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