Search a number
-
+
2230431030 = 2325109227363
BaseRepresentation
bin1000010011110001…
…1010110100110110
312202102221122011200
42010330122310312
514031442243110
61005153513330
7106162231242
oct20474326466
95672848150
102230431030
11a45024933
12522b72846
13297127899
1417231d422
15d0c2d6c0
hex84f1ad36

2230431030 has 48 divisors (see below), whose sum is σ = 5852349360. Its totient is φ = 589322304.

The previous prime is 2230431011. The next prime is 2230431031. The reversal of 2230431030 is 301340322.

2230431030 is a `hidden beast` number, since 2 + 230 + 431 + 0 + 3 + 0 = 666.

2230431030 is digitally balanced in base 2 and base 4, because in such bases 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 (18).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2230430994 and 2230431012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2230431031) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 103872 + ... + 123491.

It is an arithmetic number, because the mean of its divisors is an integer number (121923945).

Almost surely, 22230431030 is an apocalyptic number.

2230431030 is an abundant number, since it is smaller than the sum of its proper divisors (3621918330).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2230431030 is a wasteful number, since it uses less digits than its factorization.

2230431030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227485 (or 227482 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 2230431030 is about 47227.4393758544. The cubic root of 2230431030 is about 1306.5607257258.

Adding to 2230431030 its reverse (301340322), we get a palindrome (2531771352).

The spelling of 2230431030 in words is "two billion, two hundred thirty million, four hundred thirty-one thousand, thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 109 218 327 545 654 981 1090 1635 1962 3270 4905 9810 227363 454726 682089 1136815 1364178 2046267 2273630 3410445 4092534 6820890 10231335 20462670 24782567 49565134 74347701 123912835 148695402 223043103 247825670 371738505 446086206 743477010 1115215515 2230431030