Base | Representation |
---|---|
bin | 1010011011010… |
… | …00010110101010 |
3 | 20002120101112012 |
4 | 11031220112222 |
5 | 134342143432 |
6 | 12402315522 |
7 | 2111251133 |
oct | 515502652 |
9 | 202511465 |
10 | 87459242 |
11 | 45406472 |
12 | 25358ba2 |
13 | 15172640 |
14 | b888c8a |
15 | 7a28cb2 |
hex | 53685aa |
87459242 has 16 divisors (see below), whose sum is σ = 148716960. Its totient is φ = 38241072.
The previous prime is 87459161. The next prime is 87459263. The reversal of 87459242 is 24295478.
It is a super-2 number, since 2×874592422 = 15298238022429128, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 87459242.
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 in 7 ways as a sum of consecutive naturals, for example, 88028 + ... + 89015.
It is an arithmetic number, because the mean of its divisors is an integer number (9294810).
Almost surely, 287459242 is an apocalyptic number.
87459242 is a deficient number, since it is larger than the sum of its proper divisors (61257718).
87459242 is a wasteful number, since it uses less digits than its factorization.
87459242 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 177077.
The product of its digits is 161280, while the sum is 41.
The square root of 87459242 is about 9351.9646064343. The cubic root of 87459242 is about 443.8830583726.
The spelling of 87459242 in words is "eighty-seven million, four hundred fifty-nine thousand, two hundred forty-two".
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