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228800079 = 3314956873
BaseRepresentation
bin11011010001100…
…11011001001111
3120221112020201000
431220303121033
5432033100304
634411551343
75445524424
oct1550633117
9527466630
10228800079
11108173982
126475b553
133852c081
142255bd4b
1515147939
hexda3364f

228800079 has 16 divisors (see below), whose sum is σ = 341244000. Its totient is φ = 151507008.

The previous prime is 228800069. The next prime is 228800087. The reversal of 228800079 is 970008822.

It is not a de Polignac number, because 228800079 - 27 = 228799951 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228800029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24414 + ... + 32459.

It is an arithmetic number, because the mean of its divisors is an integer number (21327750).

Almost surely, 2228800079 is an apocalyptic number.

228800079 is a deficient number, since it is larger than the sum of its proper divisors (112443921).

228800079 is a wasteful number, since it uses less digits than its factorization.

228800079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57031 (or 57025 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

The square root of 228800079 is about 15126.1389323251. The cubic root of 228800079 is about 611.6252271008.

The spelling of 228800079 in words is "two hundred twenty-eight million, eight hundred thousand, seventy-nine".

Divisors: 1 3 9 27 149 447 1341 4023 56873 170619 511857 1535571 8474077 25422231 76266693 228800079