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228883030 = 2565335051
BaseRepresentation
bin11011010010001…
…11101001010110
3120221200110111021
431221013221112
5432043224110
634413431354
75446321315
oct1551075126
9527613437
10228883030
11108220232
126479b55a
133855aa5c
142258027c
15151622da
hexda47a56

228883030 has 16 divisors (see below), whose sum is σ = 412632144. Its totient is φ = 91410400.

The previous prime is 228883009. The next prime is 228883049. The reversal of 228883030 is 30388822.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10996 + ... + 24055.

It is an arithmetic number, because the mean of its divisors is an integer number (25789509).

Almost surely, 2228883030 is an apocalyptic number.

228883030 is a deficient number, since it is larger than the sum of its proper divisors (183749114).

228883030 is a wasteful number, since it uses less digits than its factorization.

228883030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35711.

The product of its (nonzero) digits is 18432, while the sum is 34.

The square root of 228883030 is about 15128.8806591896. The cubic root of 228883030 is about 611.6991326612.

The spelling of 228883030 in words is "two hundred twenty-eight million, eight hundred eighty-three thousand, thirty".

Divisors: 1 2 5 10 653 1306 3265 6530 35051 70102 175255 350510 22888303 45776606 114441515 228883030