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228118126 = 2728315661
BaseRepresentation
bin11011001100011…
…00111001101110
3120220020121020111
431212030321232
5431344240001
634345210234
75436654265
oct1546147156
9526217214
10228118126
11107848585
126449097a
1338350852
14224215dc
1515060851
hexd98ce6e

228118126 has 8 divisors (see below), whose sum is σ = 342246024. Its totient is φ = 114036120.

The previous prime is 228118081. The next prime is 228118127. The reversal of 228118126 is 621811822.

228118126 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228118127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6736 + ... + 22396.

It is an arithmetic number, because the mean of its divisors is an integer number (42780753).

Almost surely, 2228118126 is an apocalyptic number.

228118126 is a deficient number, since it is larger than the sum of its proper divisors (114127898).

228118126 is a wasteful number, since it uses less digits than its factorization.

228118126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22946.

The product of its digits is 3072, while the sum is 31.

The square root of 228118126 is about 15103.5799067638. The cubic root of 228118126 is about 611.0169599110.

Adding to 228118126 its reverse (621811822), we get a palindrome (849929948).

The spelling of 228118126 in words is "two hundred twenty-eight million, one hundred eighteen thousand, one hundred twenty-six".

Divisors: 1 2 7283 14566 15661 31322 114059063 228118126