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23004451200 = 273522519547
BaseRepresentation
bin10101011011001011…
…000001000110000000
32012101012221012111010
4111123023001012000
5334103114414300
614322413120520
71443033415563
oct253313010600
965335835433
1023004451200
11983545a745
124560189140
132227c8a203
14118332a4da
158e98dda50
hex55b2c1180

23004451200 has 192 divisors, whose sum is σ = 76080755520. Its totient is φ = 6109440000.

The previous prime is 23004451189. The next prime is 23004451207. The reversal of 23004451200 is 215440032.

It is a tau number, because it is divible by the number of its divisors (192).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23004451207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2404827 + ... + 2414373.

It is an arithmetic number, because the mean of its divisors is an integer number (396253935).

Almost surely, 223004451200 is an apocalyptic number.

23004451200 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 23004451200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38040377760).

23004451200 is an abundant number, since it is smaller than the sum of its proper divisors (53076304320).

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

23004451200 is a wasteful number, since it uses less digits than its factorization.

23004451200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9825 (or 9808 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

Adding to 23004451200 its reverse (215440032), we get a palindrome (23219891232).

The spelling of 23004451200 in words is "twenty-three billion, four million, four hundred fifty-one thousand, two hundred".