Base | Representation |
---|---|
bin | 110101010011010… |
… | …111101010111100 |
3 | 2022022201122000022 |
4 | 311103113222330 |
5 | 3312413121030 |
6 | 224423151312 |
7 | 31106112401 |
oct | 6523275274 |
9 | 2268648008 |
10 | 894270140 |
11 | 419879435 |
12 | 20b5a5538 |
13 | 11336b63a |
14 | 86aa82a8 |
15 | 53798de5 |
hex | 354d7abc |
894270140 has 48 divisors (see below), whose sum is σ = 1930672128. Its totient is φ = 347747904.
The previous prime is 894270133. The next prime is 894270151. The reversal of 894270140 is 41072498.
It is a self number, because there is not a number n which added to its sum of digits gives 894270140.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189449 + ... + 194111.
It is an arithmetic number, because the mean of its divisors is an integer number (40222336).
Almost surely, 2894270140 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 894270140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (965336064).
894270140 is an abundant number, since it is smaller than the sum of its proper divisors (1036401988).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
894270140 is a wasteful number, since it uses less digits than its factorization.
894270140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4938 (or 4936 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 35.
The square root of 894270140 is about 29904.3498508160. The cubic root of 894270140 is about 963.4360880110.
The spelling of 894270140 in words is "eight hundred ninety-four million, two hundred seventy thousand, one hundred forty".
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