Base | Representation |
---|---|
bin | 11011001101111… |
… | …01110111000011 |
3 | 120220121210022122 |
4 | 31212331313003 |
5 | 431422144114 |
6 | 34353354455 |
7 | 5441451032 |
oct | 1546756703 |
9 | 526553278 |
10 | 228318659 |
11 | 107975208 |
12 | 64568a2b |
13 | 383c0bca |
14 | 22474719 |
15 | 1509ee8e |
hex | d9bddc3 |
228318659 has 2 divisors, whose sum is σ = 228318660. Its totient is φ = 228318658.
The previous prime is 228318637. The next prime is 228318679. The reversal of 228318659 is 956813822.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 228318659 - 28 = 228318403 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (228318679) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114159329 + 114159330.
It is an arithmetic number, because the mean of its divisors is an integer number (114159330).
Almost surely, 2228318659 is an apocalyptic number.
228318659 is a deficient number, since it is larger than the sum of its proper divisors (1).
228318659 is an equidigital number, since it uses as much as digits as its factorization.
228318659 is an evil number, because the sum of its binary digits is even.
The product of its digits is 207360, while the sum is 44.
The square root of 228318659 is about 15110.2170401355. The cubic root of 228318659 is about 611.1959507692.
The spelling of 228318659 in words is "two hundred twenty-eight million, three hundred eighteen thousand, six hundred fifty-nine".
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