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228650359 = 7263124199
BaseRepresentation
bin11011010000011…
…10110101110111
3120221020122022211
431220032311313
5432013302414
634404434251
75444332060
oct1550166567
9527218284
10228650359
11108081443
12646a8987
13384a8b92
142251d567
15151183c4
hexda0ed77

228650359 has 8 divisors (see below), whose sum is σ = 262310400. Its totient is φ = 195239256.

The previous prime is 228650341. The next prime is 228650363. The reversal of 228650359 is 953056822.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 228650359 - 27 = 228650231 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228650329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60259 + ... + 63940.

It is an arithmetic number, because the mean of its divisors is an integer number (32788800).

Almost surely, 2228650359 is an apocalyptic number.

228650359 is a deficient number, since it is larger than the sum of its proper divisors (33660041).

228650359 is a wasteful number, since it uses less digits than its factorization.

228650359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124469.

The product of its (nonzero) digits is 129600, while the sum is 40.

The square root of 228650359 is about 15121.1890736145. The cubic root of 228650359 is about 611.4917881749.

The spelling of 228650359 in words is "two hundred twenty-eight million, six hundred fifty thousand, three hundred fifty-nine".

Divisors: 1 7 263 1841 124199 869393 32664337 228650359