Base | Representation |
---|---|
bin | 110010111010101… |
… | …010001101111000 |
3 | 2012112101210100010 |
4 | 302322222031320 |
5 | 3222141104242 |
6 | 220433141520 |
7 | 30111622002 |
oct | 6272521570 |
9 | 2175353303 |
10 | 854238072 |
11 | 3a9216786 |
12 | 1ba0ba8a0 |
13 | 107c9331c |
14 | 81647372 |
15 | 4eedc89c |
hex | 32eaa378 |
854238072 has 64 divisors (see below), whose sum is σ = 2158894080. Its totient is φ = 281659392.
The previous prime is 854238067. The next prime is 854238097. The reversal of 854238072 is 270832458.
It is a self number, because there is not a number n which added to its sum of digits gives 854238072.
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, 1032523 + ... + 1033349.
It is an arithmetic number, because the mean of its divisors is an integer number (33732720).
Almost surely, 2854238072 is an apocalyptic number.
It is an amenable number.
854238072 is an abundant number, since it is smaller than the sum of its proper divisors (1304656008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
854238072 is a wasteful number, since it uses less digits than its factorization.
854238072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1252 (or 1248 counting only the distinct ones).
The product of its (nonzero) digits is 107520, while the sum is 39.
The square root of 854238072 is about 29227.3514366252. The cubic root of 854238072 is about 948.8399772671.
The spelling of 854238072 in words is "eight hundred fifty-four million, two hundred thirty-eight thousand, seventy-two".
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