Search a number
-
+
228110078 = 2771229487
BaseRepresentation
bin11011001100010…
…10111011111110
3120220020012012102
431212022323332
5431344010303
634345105102
75436621650
oct1546127376
9526205172
10228110078
11107842529
1264488192
1338349ca1
142241c6d0
151505d288
hexd98aefe

228110078 has 16 divisors (see below), whose sum is σ = 396555264. Its totient is φ = 96384120.

The previous prime is 228110033. The next prime is 228110081. The reversal of 228110078 is 870011822.

It is a self number, because there is not a number n which added to its sum of digits gives 228110078.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113750 + ... + 115737.

It is an arithmetic number, because the mean of its divisors is an integer number (24784704).

Almost surely, 2228110078 is an apocalyptic number.

228110078 is a deficient number, since it is larger than the sum of its proper divisors (168445186).

228110078 is a wasteful number, since it uses less digits than its factorization.

228110078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229567.

The product of its (nonzero) digits is 1792, while the sum is 29.

The square root of 228110078 is about 15103.3134775121. The cubic root of 228110078 is about 611.0097742737.

The spelling of 228110078 in words is "two hundred twenty-eight million, one hundred ten thousand, seventy-eight".

Divisors: 1 2 7 14 71 142 497 994 229487 458974 1606409 3212818 16293577 32587154 114055039 228110078