Base | Representation |
---|---|
bin | 1010011100111… |
… | …00101000101100 |
3 | 20002222021021112 |
4 | 11032130220230 |
5 | 134421022023 |
6 | 12411051152 |
7 | 2113132355 |
oct | 516345054 |
9 | 202867245 |
10 | 87673388 |
11 | 45542350 |
12 | 25440ab8 |
13 | 15218c5a |
14 | b902d2c |
15 | 7a6c478 |
hex | 539ca2c |
87673388 has 48 divisors (see below), whose sum is σ = 172972800. Its totient is φ = 38539200.
The previous prime is 87673381. The next prime is 87673463. The reversal of 87673388 is 88337678.
It is not an unprimeable number, because it can be changed into a prime (87673381) 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 15 ways as a sum of consecutive naturals, for example, 281753 + ... + 282063.
It is an arithmetic number, because the mean of its divisors is an integer number (3603600).
Almost surely, 287673388 is an apocalyptic number.
It is an amenable number.
87673388 is a deficient number, since it is larger than the sum of its proper divisors (85299412).
87673388 is a wasteful number, since it uses less digits than its factorization.
87673388 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 518 (or 516 counting only the distinct ones).
The product of its digits is 1354752, while the sum is 50.
The square root of 87673388 is about 9363.4068586172. The cubic root of 87673388 is about 444.2450491030.
The spelling of 87673388 in words is "eighty-seven million, six hundred seventy-three thousand, three hundred eighty-eight".
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