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228110430 = 23542118061
BaseRepresentation
bin11011001100010…
…11000001011110
3120220020012200110
431212023001132
5431344013210
634345110450
75436622662
oct1546130136
9526205613
10228110430
11107842819
1264488426
133834a1b2
142241c8a2
151505d420
hexd98b05e

228110430 has 32 divisors (see below), whose sum is σ = 548795808. Its totient is φ = 60681600.

The previous prime is 228110417. The next prime is 228110459. The reversal of 228110430 is 34011822.

228110430 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 228110397 and 228110406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3600 + ... + 21660.

It is an arithmetic number, because the mean of its divisors is an integer number (17149869).

Almost surely, 2228110430 is an apocalyptic number.

228110430 is an abundant number, since it is smaller than the sum of its proper divisors (320685378).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

228110430 is a wasteful number, since it uses less digits than its factorization.

228110430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18492.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 228110430 is about 15103.3251305797. The cubic root of 228110430 is about 611.0100885596.

The spelling of 228110430 in words is "two hundred twenty-eight million, one hundred ten thousand, four hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 421 842 1263 2105 2526 4210 6315 12630 18061 36122 54183 90305 108366 180610 270915 541830 7603681 15207362 22811043 38018405 45622086 76036810 114055215 228110430