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228114648 = 23323168259
BaseRepresentation
bin11011001100011…
…00000011011000
3120220020102110200
431212030003120
5431344132043
634345142200
75436641166
oct1546140330
9526212420
10228114648
11107845a03
126448a960
133834c0a8
1422420236
151505e7d3
hexd98c0d8

228114648 has 24 divisors (see below), whose sum is σ = 617810700. Its totient is φ = 76038192.

The previous prime is 228114637. The next prime is 228114671. The reversal of 228114648 is 846411822.

228114648 is a `hidden beast` number, since 2 + 2 + 8 + 1 + 1 + 4 + 648 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1584058 + ... + 1584201.

Almost surely, 2228114648 is an apocalyptic number.

It is an amenable number.

228114648 is an abundant number, since it is smaller than the sum of its proper divisors (389696052).

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

228114648 is a wasteful number, since it uses less digits than its factorization.

228114648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3168271 (or 3168264 counting only the distinct ones).

The product of its digits is 24576, while the sum is 36.

The square root of 228114648 is about 15103.4647680590. The cubic root of 228114648 is about 611.0138546078.

The spelling of 228114648 in words is "two hundred twenty-eight million, one hundred fourteen thousand, six hundred forty-eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 3168259 6336518 9504777 12673036 19009554 25346072 28514331 38019108 57028662 76038216 114057324 228114648