Search a number
-
+
12232100250 = 2335319127751
BaseRepresentation
bin10110110010001011…
…10000100110011010
31011120110212002001000
423121011300212122
5200022404202000
65341440205430
7612060064566
oct133105604632
934513762030
1012232100250
115207779a67
122454609876
1311cc27aa56
148407986a6
154b8d1b000
hex2d917099a

12232100250 has 256 divisors, whose sum is σ = 36038246400. Its totient is φ = 3061800000.

The previous prime is 12232100173. The next prime is 12232100267. The reversal of 12232100250 is 5200123221.

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 127 ways as a sum of consecutive naturals, for example, 16287375 + ... + 16288125.

It is an arithmetic number, because the mean of its divisors is an integer number (140774400).

Almost surely, 212232100250 is an apocalyptic number.

12232100250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12232100250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18019123200).

12232100250 is an abundant number, since it is smaller than the sum of its proper divisors (23806146150).

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

12232100250 is a wasteful number, since it uses less digits than its factorization.

12232100250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 923 (or 907 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

Adding to 12232100250 its reverse (5200123221), we get a palindrome (17432223471).

The spelling of 12232100250 in words is "twelve billion, two hundred thirty-two million, one hundred thousand, two hundred fifty".