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228846343 = 1123904531
BaseRepresentation
bin11011010001111…
…10101100000111
3120221121121011111
431220332230013
5432041040333
634412545451
75446106335
oct1550765407
9527547144
10228846343
111081a5710
1264782287
133854714b
1422570b55
15151564cd
hexda3eb07

228846343 has 8 divisors (see below), whose sum is σ = 260505216. Its totient is φ = 198996600.

The previous prime is 228846329. The next prime is 228846347. The reversal of 228846343 is 343648822.

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

It is not a de Polignac number, because 228846343 - 25 = 228846311 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 228846296 and 228846305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228846347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 452013 + ... + 452518.

It is an arithmetic number, because the mean of its divisors is an integer number (32563152).

Almost surely, 2228846343 is an apocalyptic number.

228846343 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

228846343 is a deficient number, since it is larger than the sum of its proper divisors (31658873).

228846343 is a wasteful number, since it uses less digits than its factorization.

228846343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 904565.

The product of its digits is 221184, while the sum is 40.

The square root of 228846343 is about 15127.6681283005. The cubic root of 228846343 is about 611.6664484190. Note that the first 3 decimals are identical.

The spelling of 228846343 in words is "two hundred twenty-eight million, eight hundred forty-six thousand, three hundred forty-three".

Divisors: 1 11 23 253 904531 9949841 20804213 228846343