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228829800 = 23352381383
BaseRepresentation
bin11011010001110…
…10101001101000
3120221120202110210
431220322221220
5432040023200
634412341120
75446010163
oct1550725150
9527522423
10228829800
11108194241
12647747a0
133853c764
1422568ada
1515151650
hexda3aa68

228829800 has 48 divisors (see below), whose sum is σ = 709374240. Its totient is φ = 61021120.

The previous prime is 228829781. The next prime is 228829819. The reversal of 228829800 is 8928822.

228829800 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (228829781) and next prime (228829819).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 190092 + ... + 191291.

It is an arithmetic number, because the mean of its divisors is an integer number (14778630).

Almost surely, 2228829800 is an apocalyptic number.

228829800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

228829800 is an abundant number, since it is smaller than the sum of its proper divisors (480544440).

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

228829800 is a wasteful number, since it uses less digits than its factorization.

228829800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381402 (or 381393 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 39.

The square root of 228829800 is about 15127.1213388404. The cubic root of 228829800 is about 611.6517092105.

The spelling of 228829800 in words is "two hundred twenty-eight million, eight hundred twenty-nine thousand, eight hundred".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 25 30 40 50 60 75 100 120 150 200 300 600 381383 762766 1144149 1525532 1906915 2288298 3051064 3813830 4576596 5720745 7627660 9153192 9534575 11441490 15255320 19069150 22882980 28603725 38138300 45765960 57207450 76276600 114414900 228829800