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23212022300 = 2252232120223
BaseRepresentation
bin10101100111100010…
…110101101000011100
32012220200111220111122
4111213202311220130
5340014234203200
614355150110112
71451133635255
oct254742655034
965820456448
1023212022300
119931643a05
1245b97ab338
13225bc9564c
1411a2b1db2c
1590cc41385
hex5678b5a1c

23212022300 has 18 divisors (see below), whose sum is σ = 50370088608. Its totient is φ = 9284808880.

The previous prime is 23212022299. The next prime is 23212022311. The reversal of 23212022300 is 322021232.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 116060012 + ... + 116060211.

It is an arithmetic number, because the mean of its divisors is an integer number (2798338256).

Almost surely, 223212022300 is an apocalyptic number.

23212022300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23212022300 is an abundant number, since it is smaller than the sum of its proper divisors (27158066308).

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

23212022300 is a wasteful number, since it uses less digits than its factorization.

23212022300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232120237 (or 232120230 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 23212022300 its reverse (322021232), we get a palindrome (23534043532).

The spelling of 23212022300 in words is "twenty-three billion, two hundred twelve million, twenty-two thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 232120223 464240446 928480892 1160601115 2321202230 4642404460 5803005575 11606011150 23212022300