Base | Representation |
---|---|
bin | 10000001000111111100100 |
3 | 21221222000220 |
4 | 100020333210 |
5 | 2040344030 |
6 | 230404340 |
7 | 50651454 |
oct | 20107744 |
9 | 7858026 |
10 | 4231140 |
11 | 242aa11 |
12 | 15006b0 |
13 | b51b44 |
14 | 7c1d64 |
15 | 588a10 |
hex | 408fe4 |
4231140 has 48 divisors (see below), whose sum is σ = 11985792. Its totient is φ = 1115136.
The previous prime is 4231121. The next prime is 4231177. The reversal of 4231140 is 411324.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is an Ulam 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, 5457 + ... + 6183.
It is an arithmetic number, because the mean of its divisors is an integer number (249704).
Almost surely, 24231140 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 4231140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5992896).
4231140 is an abundant number, since it is smaller than the sum of its proper divisors (7754652).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4231140 is a wasteful number, since it uses less digits than its factorization.
4231140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 836 (or 834 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 15.
The square root of 4231140 is about 2056.9735049339. The cubic root of 4231140 is about 161.7406305315.
Adding to 4231140 its reverse (411324), we get a palindrome (4642464).
It can be divided in two parts, 4231 and 140, that added together give a triangular number (4371 = T93).
The spelling of 4231140 in words is "four million, two hundred thirty-one thousand, one hundred forty".
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