Base | Representation |
---|---|
bin | 11011001110110… |
… | …01110001100100 |
3 | 120220211121011100 |
4 | 31213121301210 |
5 | 431434323441 |
6 | 34400040100 |
7 | 5442435261 |
oct | 1547316144 |
9 | 526747140 |
10 | 228432996 |
11 | 107a43100 |
12 | 64603030 |
13 | 38430c6c |
14 | 224a4268 |
15 | 150c3cb6 |
hex | d9d9c64 |
228432996 has 81 divisors (see below), whose sum is σ = 637477113. Its totient is φ = 68919840.
The previous prime is 228432979. The next prime is 228433039. The reversal of 228432996 is 699234822.
The square root of 228432996 is 15114.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 212751396 + 15681600 = 14586^2 + 3960^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 997410 + ... + 997638.
Almost surely, 2228432996 is an apocalyptic number.
228432996 is the 15114-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 228432996
228432996 is an abundant number, since it is smaller than the sum of its proper divisors (409044117).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228432996 is a wasteful number, since it uses less digits than its factorization.
228432996 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 490 (or 245 counting only the distinct ones).
The product of its digits is 373248, while the sum is 45.
The cubic root of 228432996 is about 611.2979582731.
The spelling of 228432996 in words is "two hundred twenty-eight million, four hundred thirty-two thousand, nine hundred ninety-six".
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