Base | Representation |
---|---|
bin | 11011001100000… |
… | …11001101110000 |
3 | 120220011120210221 |
4 | 31212003031300 |
5 | 431342002243 |
6 | 34344302424 |
7 | 5436430513 |
oct | 1546031560 |
9 | 526146727 |
10 | 228078448 |
11 | 107820794 |
12 | 64471a14 |
13 | 38338780 |
14 | 22410d7a |
15 | 15053bed |
hex | d983370 |
228078448 has 40 divisors (see below), whose sum is σ = 478469376. Its totient is φ = 104697600.
The previous prime is 228078437. The next prime is 228078457. The reversal of 228078448 is 844870822.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36858 + ... + 42598.
Almost surely, 2228078448 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 228078448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (239234688).
228078448 is an abundant number, since it is smaller than the sum of its proper divisors (250390928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228078448 is a wasteful number, since it uses less digits than its factorization.
228078448 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5953 (or 5947 counting only the distinct ones).
The product of its (nonzero) digits is 229376, while the sum is 43.
The square root of 228078448 is about 15102.2663199932. The cubic root of 228078448 is about 610.9815318674.
The spelling of 228078448 in words is "two hundred twenty-eight million, seventy-eight thousand, four hundred forty-eight".
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