Base | Representation |
---|---|
bin | 11011100010101… |
… | …01010111001000 |
3 | 121002201212022020 |
4 | 31301111113020 |
5 | 433121130420 |
6 | 34531524440 |
7 | 5503530252 |
oct | 1561252710 |
9 | 532655266 |
10 | 231036360 |
11 | 109461045 |
12 | 65459720 |
13 | 38b32c09 |
14 | 22980cd2 |
15 | 1543a340 |
hex | dc555c8 |
231036360 has 64 divisors (see below), whose sum is σ = 695580480. Its totient is φ = 61390080.
The previous prime is 231036347. The next prime is 231036383. The reversal of 231036360 is 63630132.
231036360 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a self number, because there is not a number n which added to its sum of digits gives 231036360.
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, 31875 + ... + 38445.
It is an arithmetic number, because the mean of its divisors is an integer number (10868445).
Almost surely, 2231036360 is an apocalyptic number.
231036360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 231036360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (347790240).
231036360 is an abundant number, since it is smaller than the sum of its proper divisors (464544120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231036360 is a wasteful number, since it uses less digits than its factorization.
231036360 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6878 (or 6874 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 24.
The square root of 231036360 is about 15199.8802626863. The cubic root of 231036360 is about 613.6114352662.
Adding to 231036360 its reverse (63630132), we get a palindrome (294666492).
The spelling of 231036360 in words is "two hundred thirty-one million, thirty-six thousand, three hundred sixty".
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