Base | Representation |
---|---|
bin | 11011001100101… |
… | …00101100010111 |
3 | 120220022020000110 |
4 | 31212110230113 |
5 | 431401300124 |
6 | 34350014103 |
7 | 5440146315 |
oct | 1546245427 |
9 | 526266013 |
10 | 228150039 |
11 | 10786a557 |
12 | 644a7333 |
13 | 38362230 |
14 | 2242d0b5 |
15 | 1506a029 |
hex | d994b17 |
228150039 has 32 divisors (see below), whose sum is σ = 335233024. Its totient is φ = 137168640.
The previous prime is 228150031. The next prime is 228150053. The reversal of 228150039 is 930051822.
It is a happy number.
It is not a de Polignac number, because 228150039 - 23 = 228150031 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 228149988 and 228150015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (228150031) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 361254 + ... + 361884.
It is an arithmetic number, because the mean of its divisors is an integer number (10476032).
Almost surely, 2228150039 is an apocalyptic number.
228150039 is a deficient number, since it is larger than the sum of its proper divisors (107082985).
228150039 is a wasteful number, since it uses less digits than its factorization.
228150039 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 847.
The product of its (nonzero) digits is 4320, while the sum is 30.
The square root of 228150039 is about 15104.6363412033. The cubic root of 228150039 is about 611.0454516919.
The spelling of 228150039 in words is "two hundred twenty-eight million, one hundred fifty thousand, thirty-nine".
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