Search a number
-
+
223331233230 = 232572314337991
BaseRepresentation
bin1100111111111110010…
…1000010110111001110
3210100110100010010122200
43033333211002313032
512124340243430410
6250332535222330
722064233106100
oct3177745026716
9710410103580
10223331233230
1186794728036
12373492179a6
13180a1bc3521
14ab48993570
155c218b23c0
hex33ff942dce

223331233230 has 288 divisors, whose sum is σ = 713486112768. Its totient is φ = 48250339200.

The previous prime is 223331233207. The next prime is 223331233241. The reversal of 223331233230 is 32332133322.

223331233230 is a `hidden beast` number, since 2 + 2 + 3 + 331 + 2 + 3 + 323 + 0 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 223331233194 and 223331233203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 5859535 + ... + 5897525.

It is an arithmetic number, because the mean of its divisors is an integer number (2477382336).

Almost surely, 2223331233230 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 223331233230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (356743056384).

223331233230 is an abundant number, since it is smaller than the sum of its proper divisors (490154879538).

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

223331233230 is a wasteful number, since it uses less digits than its factorization.

223331233230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38092 (or 38082 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 27.

Adding to 223331233230 its reverse (32332133322), we get a palindrome (255663366552).

The spelling of 223331233230 in words is "two hundred twenty-three billion, three hundred thirty-one million, two hundred thirty-three thousand, two hundred thirty".