Base | Representation |
---|---|
bin | 11011010000101… |
… | …00000110000010 |
3 | 120221021201211200 |
4 | 31220110012002 |
5 | 432014444444 |
6 | 34405122030 |
7 | 5444451564 |
oct | 1550240602 |
9 | 527251750 |
10 | 228671874 |
11 | 108096622 |
12 | 646b9316 |
13 | 384b5902 |
14 | 22527334 |
15 | 1511e969 |
hex | da14182 |
228671874 has 24 divisors (see below), whose sum is σ = 500567340. Its totient is φ = 75437568.
The previous prime is 228671869. The next prime is 228671881. The reversal of 228671874 is 478176822.
It can be written as a sum of positive squares in 2 ways, for example, as 213014025 + 15657849 = 14595^2 + 3957^2 .
It is a super-3 number, since 3×2286718743 (a number of 26 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63739 + ... + 67230.
Almost surely, 2228671874 is an apocalyptic number.
228671874 is an abundant number, since it is smaller than the sum of its proper divisors (271895466).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228671874 is a wasteful number, since it uses less digits than its factorization.
228671874 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 131074 (or 131071 counting only the distinct ones).
The product of its digits is 301056, while the sum is 45.
The square root of 228671874 is about 15121.9004758000. The cubic root of 228671874 is about 611.5109671421.
The spelling of 228671874 in words is "two hundred twenty-eight million, six hundred seventy-one thousand, eight hundred seventy-four".
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