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23243752224 = 2534711116461
BaseRepresentation
bin10101101001011011…
…111000001100100000
32012222220012221210000
4111221123320030200
5340100400032344
614402242140000
71452000430320
oct255133701440
965886187700
1023243752224
119948546090
124608351600
132265724b54
1411a701d280
1591090ca69
hex5696f8320

23243752224 has 240 divisors, whose sum is σ = 85227823296. Its totient is φ = 6037286400.

The previous prime is 23243752223. The next prime is 23243752247. The reversal of 23243752224 is 42225734232.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (23243752223) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 141354 + ... + 257814.

Almost surely, 223243752224 is an apocalyptic number.

23243752224 is a gapful number since it is divisible by the number (24) 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 23243752224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42613911648).

23243752224 is an abundant number, since it is smaller than the sum of its proper divisors (61984071072).

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

23243752224 is a wasteful number, since it uses less digits than its factorization.

23243752224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116501 (or 116484 counting only the distinct ones).

The product of its digits is 161280, while the sum is 36.

The spelling of 23243752224 in words is "twenty-three billion, two hundred forty-three million, seven hundred fifty-two thousand, two hundred twenty-four".