Base | Representation |
---|---|
bin | 11011111001011… |
… | …11111011110100 |
3 | 121022100220010220 |
4 | 31330233323310 |
5 | 434402410123 |
6 | 35120014340 |
7 | 5541132450 |
oct | 1574577364 |
9 | 538326126 |
10 | 234028788 |
11 | 110115324 |
12 | 664613b0 |
13 | 3963cc96 |
14 | 2311d660 |
15 | 1582bce3 |
hex | df2fef4 |
234028788 has 48 divisors (see below), whose sum is σ = 624892800. Its totient is φ = 66777984.
The previous prime is 234028771. The next prime is 234028807. The reversal of 234028788 is 887820432.
It is a super-2 number, since 2×2340287882 = 109538947225497888, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90538 + ... + 93086.
It is an arithmetic number, because the mean of its divisors is an integer number (13018600).
Almost surely, 2234028788 is an apocalyptic number.
234028788 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
234028788 is an abundant number, since it is smaller than the sum of its proper divisors (390864012).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
234028788 is a wasteful number, since it uses less digits than its factorization.
234028788 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3656 (or 3654 counting only the distinct ones).
The product of its (nonzero) digits is 172032, while the sum is 42.
The square root of 234028788 is about 15297.9994770558. Note that the first 3 decimals coincide. The cubic root of 234028788 is about 616.2492841901.
The spelling of 234028788 in words is "two hundred thirty-four million, twenty-eight thousand, seven hundred eighty-eight".
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