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228883317 = 3135868803
BaseRepresentation
bin11011010010001…
…11101101110101
3120221200110212220
431221013231311
5432043231232
634413432553
75446322205
oct1551075565
9527613786
10228883317
11108220473
126479b759
133855ac20
1422580405
151516242c
hexda47b75

228883317 has 8 divisors (see below), whose sum is σ = 328653024. Its totient is φ = 140851248.

The previous prime is 228883289. The next prime is 228883349. The reversal of 228883317 is 713388822.

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

It is not a de Polignac number, because 228883317 - 211 = 228881269 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228883357) 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, 2934363 + ... + 2934440.

It is an arithmetic number, because the mean of its divisors is an integer number (41081628).

Almost surely, 2228883317 is an apocalyptic number.

It is an amenable number.

228883317 is a deficient number, since it is larger than the sum of its proper divisors (99769707).

228883317 is a wasteful number, since it uses less digits than its factorization.

228883317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5868819.

The product of its digits is 129024, while the sum is 42.

The square root of 228883317 is about 15128.8901443563. The cubic root of 228883317 is about 611.6993883341.

The spelling of 228883317 in words is "two hundred twenty-eight million, eight hundred eighty-three thousand, three hundred seventeen".

Divisors: 1 3 13 39 5868803 17606409 76294439 228883317