Base | Representation |
---|---|
bin | 1010011011010… |
… | …11110011000100 |
3 | 20002121002212122 |
4 | 11031223303010 |
5 | 134343121343 |
6 | 12402505112 |
7 | 2111340224 |
oct | 515536304 |
9 | 202532778 |
10 | 87473348 |
11 | 45416026 |
12 | 25365198 |
13 | 15178ba1 |
14 | b890084 |
15 | 7a2d068 |
hex | 536bcc4 |
87473348 has 6 divisors (see below), whose sum is σ = 153078366. Its totient is φ = 43736672.
The previous prime is 87473327. The next prime is 87473363. The reversal of 87473348 is 84337478.
It can be written as a sum of positive squares in only one way, i.e., 61748164 + 25725184 = 7858^2 + 5072^2 .
It is a super-2 number, since 2×874733482 = 15303173220658208, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 87473299 and 87473308.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10934165 + ... + 10934172.
It is an arithmetic number, because the mean of its divisors is an integer number (25513061).
Almost surely, 287473348 is an apocalyptic number.
It is an amenable number.
87473348 is a deficient number, since it is larger than the sum of its proper divisors (65605018).
87473348 is a wasteful number, since it uses less digits than its factorization.
87473348 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21868341 (or 21868339 counting only the distinct ones).
The product of its digits is 451584, while the sum is 44.
The square root of 87473348 is about 9352.7187491125. The cubic root of 87473348 is about 443.9069212131.
The spelling of 87473348 in words is "eighty-seven million, four hundred seventy-three thousand, three hundred forty-eight".
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