Base | Representation |
---|---|
bin | 10100110001111110… |
… | …001110000011000010 |
3 | 2010121001021112222120 |
4 | 110301332032003002 |
5 | 331144141334110 |
6 | 14130041545110 |
7 | 1416641221143 |
oct | 246176160302 |
9 | 63531245876 |
10 | 22313230530 |
11 | 9510267398 |
12 | 43a87a5196 |
13 | 2147a02bb6 |
14 | 11195d9aca |
15 | 8a8da2870 |
hex | 531f8e0c2 |
22313230530 has 64 divisors (see below), whose sum is σ = 55314994176. Its totient is φ = 5754528000.
The previous prime is 22313230529. The next prime is 22313230543. The reversal of 22313230530 is 3503231322.
It is a super-3 number, since 3×223132305303 (a number of 32 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 22313230530.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1612240 + ... + 1626020.
It is an arithmetic number, because the mean of its divisors is an integer number (864296784).
Almost surely, 222313230530 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 22313230530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27657497088).
22313230530 is an abundant number, since it is smaller than the sum of its proper divisors (33001763646).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22313230530 is a wasteful number, since it uses less digits than its factorization.
22313230530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15563.
The product of its (nonzero) digits is 3240, while the sum is 24.
Adding to 22313230530 its reverse (3503231322), we get a palindrome (25816461852).
The spelling of 22313230530 in words is "twenty-two billion, three hundred thirteen million, two hundred thirty thousand, five hundred thirty".
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