Base | Representation |
---|---|
bin | 1010011100111… |
… | …00101011010000 |
3 | 20002222021111121 |
4 | 11032130223100 |
5 | 134421023202 |
6 | 12411052024 |
7 | 2113133011 |
oct | 516345320 |
9 | 202867447 |
10 | 87673552 |
11 | 4554248a |
12 | 25441014 |
13 | 15219055 |
14 | b903008 |
15 | 7a6c537 |
hex | 539cad0 |
87673552 has 10 divisors (see below), whose sum is σ = 169867538. Its totient is φ = 43836768.
The previous prime is 87673541. The next prime is 87673559. The reversal of 87673552 is 25537678.
It can be written as a sum of positive squares in only one way, i.e., 87160896 + 512656 = 9336^2 + 716^2 .
It is a junction number, because it is equal to n+sod(n) for n = 87673499 and 87673508.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87673559) 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 as a sum of consecutive naturals, namely, 2739783 + ... + 2739814.
Almost surely, 287673552 is an apocalyptic number.
It is an amenable number.
87673552 is a deficient number, since it is larger than the sum of its proper divisors (82193986).
87673552 is a wasteful number, since it uses less digits than its factorization.
87673552 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5479605 (or 5479599 counting only the distinct ones).
The product of its digits is 352800, while the sum is 43.
The square root of 87673552 is about 9363.4156161093. The cubic root of 87673552 is about 444.2453261014.
The spelling of 87673552 in words is "eighty-seven million, six hundred seventy-three thousand, five hundred fifty-two".
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