Base | Representation |
---|---|
bin | 11011001100110… |
… | …11010101110110 |
3 | 120220100121101000 |
4 | 31212123111312 |
5 | 431403133040 |
6 | 34350344130 |
7 | 5440321566 |
oct | 1546332566 |
9 | 526317330 |
10 | 228177270 |
11 | 107888a62 |
12 | 644bb046 |
13 | 38371749 |
14 | 22438da6 |
15 | 15073130 |
hex | d99b576 |
228177270 has 96 divisors (see below), whose sum is σ = 642457440. Its totient is φ = 57620160.
The previous prime is 228177269. The next prime is 228177311. The reversal of 228177270 is 72771822.
It is a super-3 number, since 3×2281772703 (a number of 26 digits) contains 333 as substring.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 96300 + ... + 98640.
It is an arithmetic number, because the mean of its divisors is an integer number (6692265).
Almost surely, 2228177270 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 228177270, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (321228720).
228177270 is an abundant number, since it is smaller than the sum of its proper divisors (414280170).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228177270 is a wasteful number, since it uses less digits than its factorization.
228177270 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2395 (or 2370 counting only the distinct ones).
The product of its (nonzero) digits is 21952, while the sum is 36.
The square root of 228177270 is about 15105.5377262777. The cubic root of 228177270 is about 611.0697613038.
The spelling of 228177270 in words is "two hundred twenty-eight million, one hundred seventy-seven thousand, two hundred seventy".
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