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1230233200 = 245272232729
BaseRepresentation
bin100100101010011…
…1101111001110000
310011201220022200121
41021110331321300
510004414430300
6322024100024
742325544500
oct11124757160
93151808617
101230233200
11581486459
122a4004614
13167b4b651
14b955da00
157300d81a
hex4953de70

1230233200 has 180 divisors, whose sum is σ = 3588989040. Its totient is φ = 403307520.

The previous prime is 1230233161. The next prime is 1230233231. The reversal of 1230233200 is 23320321.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 449436 + ... + 452164.

It is an arithmetic number, because the mean of its divisors is an integer number (19938828).

Almost surely, 21230233200 is an apocalyptic number.

1230233200 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 1230233200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1794494520).

1230233200 is an abundant number, since it is smaller than the sum of its proper divisors (2358755840).

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

1230233200 is a wasteful number, since it uses less digits than its factorization.

1230233200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2784 (or 2766 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 1230233200 is about 35074.6803264121. The cubic root of 1230233200 is about 1071.5089781773.

Adding to 1230233200 its reverse (23320321), we get a palindrome (1253553521).

The spelling of 1230233200 in words is "one billion, two hundred thirty million, two hundred thirty-three thousand, two hundred".