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23332133220 = 223511411018537
BaseRepresentation
bin10101101110101101…
…000001100101100100
32020020001112011201020
4111232231001211210
5340241011230340
614415120331140
71454122601004
oct255655014544
966201464636
1023332133220
119993421030
124631a73ab0
13227ab2abb6
1411b4a68004
159185699d0
hex56eb41964

23332133220 has 192 divisors, whose sum is σ = 73738812672. Its totient is φ = 5463040000.

The previous prime is 23332133177. The next prime is 23332133221. The reversal of 23332133220 is 2233123332.

It is not an unprimeable number, because it can be changed into a prime (23332133221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2728792 + ... + 2737328.

It is an arithmetic number, because the mean of its divisors is an integer number (384056316).

Almost surely, 223332133220 is an apocalyptic number.

23332133220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23332133220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36869406336).

23332133220 is an abundant number, since it is smaller than the sum of its proper divisors (50406679452).

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

23332133220 is a wasteful number, since it uses less digits than its factorization.

23332133220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8702 (or 8700 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 23332133220 its reverse (2233123332), we get a palindrome (25565256552).

The spelling of 23332133220 in words is "twenty-three billion, three hundred thirty-two million, one hundred thirty-three thousand, two hundred twenty".