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23224320000 = 21634547
BaseRepresentation
bin10101101000010001…
…110000000000000000
32012221112122200210000
4111220101300000000
5340030411220000
614400305440000
71451343314520
oct255021600000
965845580700
1023224320000
1199385833a2
124601940000
1322616accab
1411a4601680
1590dd70000
hex568470000

23224320000 has 850 divisors, whose sum is σ = 99090724568. Its totient is φ = 5308416000.

The previous prime is 23224319983. The next prime is 23224320011. The reversal of 23224320000 is 2342232.

23224320000 is a `hidden beast` number, since 232 + 2 + 432 + 0 + 0 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 49 ways as a sum of consecutive naturals, for example, 3317759997 + ... + 3317760003.

Almost surely, 223224320000 is an apocalyptic number.

23224320000 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 23224320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49545362284).

23224320000 is an abundant number, since it is smaller than the sum of its proper divisors (75866404568).

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

23224320000 is an frugal number, since it uses more digits than its factorization.

23224320000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71 (or 17 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

Adding to 23224320000 its reverse (2342232), we get a palindrome (23226662232).

The spelling of 23224320000 in words is "twenty-three billion, two hundred twenty-four million, three hundred twenty thousand".