Base | Representation |
---|---|
bin | 11011001100110… |
… | …01001111111101 |
3 | 120220100011121122 |
4 | 31212121033331 |
5 | 431402344301 |
6 | 34350240325 |
7 | 5440254605 |
oct | 1546311775 |
9 | 526304548 |
10 | 228168701 |
11 | 107882582 |
12 | 644b60a5 |
13 | 3836a887 |
14 | 22435c05 |
15 | 1507081b |
hex | d9993fd |
228168701 has 16 divisors (see below), whose sum is σ = 245583360. Its totient is φ = 211345200.
The previous prime is 228168697. The next prime is 228168709. The reversal of 228168701 is 107861822.
It is a cyclic number.
It is not a de Polignac number, because 228168701 - 22 = 228168697 is a prime.
It is a super-2 number, since 2×2281687012 = 104121912232054802, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (228168709) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 191630 + ... + 192816.
It is an arithmetic number, because the mean of its divisors is an integer number (15348960).
Almost surely, 2228168701 is an apocalyptic number.
It is an amenable number.
228168701 is a deficient number, since it is larger than the sum of its proper divisors (17414659).
228168701 is a wasteful number, since it uses less digits than its factorization.
228168701 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1424.
The product of its (nonzero) digits is 10752, while the sum is 35.
The square root of 228168701 is about 15105.2540859133. The cubic root of 228168701 is about 611.0621118093.
The spelling of 228168701 in words is "two hundred twenty-eight million, one hundred sixty-eight thousand, seven hundred one".
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