Search a number
-
+
223130030130 = 23457172979823
BaseRepresentation
bin1100111111001110010…
…1100001000000110010
3210022221022111221220000
43033303211201000302
512123432241431010
6250300550530430
722056240651120
oct3176345410062
9708838457800
10223130030130
11866a10a3187
12372b1966a16
131806c307737
14ab29d7a910
155c0ddbb7c0
hex33f3961032

223130030130 has 320 divisors, whose sum is σ = 751060823040. Its totient is φ = 46345291776.

The previous prime is 223130030093. The next prime is 223130030161. The reversal of 223130030130 is 31030031322.

223130030130 is a `hidden beast` number, since 2 + 2 + 31 + 300 + 301 + 30 = 666.

It is a super-3 number, since 3×2231300301303 (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 2755399 + ... + 2835221.

It is an arithmetic number, because the mean of its divisors is an integer number (2347065072).

Almost surely, 2223130030130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 223130030130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (375530411520).

223130030130 is an abundant number, since it is smaller than the sum of its proper divisors (527930792910).

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

223130030130 is a wasteful number, since it uses less digits than its factorization.

223130030130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79895 (or 79886 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 223130030130 its reverse (31030031322), we get a palindrome (254160061452).

The spelling of 223130030130 in words is "two hundred twenty-three billion, one hundred thirty million, thirty thousand, one hundred thirty".