Base | Representation |
---|---|
bin | 1010011011001… |
… | …10001101100100 |
3 | 20002112221111020 |
4 | 11031212031210 |
5 | 134341403333 |
6 | 12402211140 |
7 | 2111213430 |
oct | 515461544 |
9 | 202487436 |
10 | 87450468 |
11 | 453aa916 |
12 | 25353ab0 |
13 | 1516b651 |
14 | b8859c0 |
15 | 7a263b3 |
hex | 5366364 |
87450468 has 24 divisors (see below), whose sum is σ = 233201472. Its totient is φ = 24985824.
The previous prime is 87450443. The next prime is 87450469. The reversal of 87450468 is 86405478.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is not an unprimeable number, because it can be changed into a prime (87450469) by changing a digit.
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, 520455 + ... + 520622.
It is an arithmetic number, because the mean of its divisors is an integer number (9716728).
Almost surely, 287450468 is an apocalyptic number.
It is an amenable number.
87450468 is an abundant number, since it is smaller than the sum of its proper divisors (145751004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87450468 is a wasteful number, since it uses less digits than its factorization.
87450468 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1041091 (or 1041089 counting only the distinct ones).
The product of its (nonzero) digits is 215040, while the sum is 42.
The square root of 87450468 is about 9351.4954953740. The cubic root of 87450468 is about 443.8682142765.
The spelling of 87450468 in words is "eighty-seven million, four hundred fifty thousand, four hundred sixty-eight".
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