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12303200000 = 28557133
BaseRepresentation
bin10110111010101001…
…11110111100000000
31011202102122022120002
423131110332330000
5200144104400000
65352500135132
7613612321520
oct133524767400
934672568502
1012303200000
115243921293
1224743974a8
131210c13000
14849dc5680
154c01b28d5
hex2dd53ef00

12303200000 has 432 divisors, whose sum is σ = 38003192640. Its totient is φ = 3893760000.

The previous prime is 12303199981. The next prime is 12303200023. The reversal of 12303200000 is 230321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 946399994 + ... + 946400006.

Almost surely, 212303200000 is an apocalyptic number.

12303200000 is a gapful number since it is divisible by the number (10) 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 12303200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19001596320).

12303200000 is an abundant number, since it is smaller than the sum of its proper divisors (25699992640).

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

12303200000 is an frugal number, since it uses more digits than its factorization.

12303200000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87 (or 27 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 11.

Adding to 12303200000 its reverse (230321), we get a palindrome (12303430321).

The spelling of 12303200000 in words is "twelve billion, three hundred three million, two hundred thousand".