Base | Representation |
---|---|
bin | 1010011000011… |
… | …11011111110010 |
3 | 20001212220021012 |
4 | 11030033133302 |
5 | 134244022112 |
6 | 12350430522 |
7 | 2105204051 |
oct | 514173762 |
9 | 201786235 |
10 | 87095282 |
11 | 45187a7a |
12 | 25202442 |
13 | 15075a91 |
14 | b7d2398 |
15 | 79a6022 |
hex | 530f7f2 |
87095282 has 4 divisors (see below), whose sum is σ = 130642926. Its totient is φ = 43547640.
The previous prime is 87095263. The next prime is 87095287. The reversal of 87095282 is 28259078.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 28259078 = 2 ⋅14129539.
It can be written as a sum of positive squares in only one way, i.e., 80120401 + 6974881 = 8951^2 + 2641^2 .
It is not an unprimeable number, because it can be changed into a prime (87095287) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21773819 + ... + 21773822.
Almost surely, 287095282 is an apocalyptic number.
87095282 is a deficient number, since it is larger than the sum of its proper divisors (43547644).
87095282 is a wasteful number, since it uses less digits than its factorization.
87095282 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43547643.
The product of its (nonzero) digits is 80640, while the sum is 41.
The square root of 87095282 is about 9332.4853067122. The cubic root of 87095282 is about 443.2664652510.
The spelling of 87095282 in words is "eighty-seven million, ninety-five thousand, two hundred eighty-two".
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