Base | Representation |
---|---|
bin | 1010011010010… |
… | …11010010100010 |
3 | 20002100100020000 |
4 | 11031023102202 |
5 | 134324341234 |
6 | 12400000430 |
7 | 2110244064 |
oct | 515132242 |
9 | 202310200 |
10 | 87340194 |
11 | 45334a87 |
12 | 25300116 |
13 | 151303b6 |
14 | b857734 |
15 | 7a03899 |
hex | 534b4a2 |
87340194 has 40 divisors (see below), whose sum is σ = 199888128. Its totient is φ = 28491480.
The previous prime is 87340163. The next prime is 87340213. The reversal of 87340194 is 49104378.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1879 + ... + 13349.
Almost surely, 287340194 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 87340194, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99944064).
87340194 is an abundant number, since it is smaller than the sum of its proper divisors (112547934).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87340194 is a wasteful number, since it uses less digits than its factorization.
87340194 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11532 (or 11523 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 36.
The square root of 87340194 is about 9345.5975731892. The cubic root of 87340194 is about 443.6815649540.
The spelling of 87340194 in words is "eighty-seven million, three hundred forty thousand, one hundred ninety-four".
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