Base | Representation |
---|---|
bin | 11011001111000… |
… | …11111010000100 |
3 | 120220220201002112 |
4 | 31213203322010 |
5 | 431442141000 |
6 | 34401000152 |
7 | 5443000262 |
oct | 1547437204 |
9 | 526821075 |
10 | 228474500 |
11 | 107a71301 |
12 | 64623058 |
13 | 38446b17 |
14 | 224b5432 |
15 | 150d1235 |
hex | d9e3e84 |
228474500 has 24 divisors (see below), whose sum is σ = 498989400. Its totient is φ = 91389600.
The previous prime is 228474469. The next prime is 228474503. The reversal of 228474500 is 5474822.
It can be written as a sum of positive squares in 4 ways, for example, as 41550916 + 186923584 = 6446^2 + 13672^2 .
It is not an unprimeable number, because it can be changed into a prime (228474503) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 227975 + ... + 228974.
It is an arithmetic number, because the mean of its divisors is an integer number (20791225).
Almost surely, 2228474500 is an apocalyptic number.
228474500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
228474500 is an abundant number, since it is smaller than the sum of its proper divisors (270514900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228474500 is a wasteful number, since it uses less digits than its factorization.
228474500 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 456968 (or 456956 counting only the distinct ones).
The product of its (nonzero) digits is 17920, while the sum is 32.
The square root of 228474500 is about 15115.3729692654. The cubic root of 228474500 is about 611.3349782811.
The spelling of 228474500 in words is "two hundred twenty-eight million, four hundred seventy-four thousand, five hundred".
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