Base | Representation |
---|---|
bin | 10001011111001… |
… | …110101110010010 |
3 | 202110002020101000 |
4 | 101133032232102 |
5 | 1100102240232 |
6 | 45040322430 |
7 | 10161565650 |
oct | 2137165622 |
9 | 673066330 |
10 | 293399442 |
11 | 140686386 |
12 | 82313416 |
13 | 48a2964b |
14 | 2ad75dd0 |
15 | 1ab5827c |
hex | 117ceb92 |
293399442 has 64 divisors (see below), whose sum is σ = 752083200. Its totient is φ = 83047680.
The previous prime is 293399419. The next prime is 293399453. The reversal of 293399442 is 244993392.
It is a happy number.
It is a super-2 number, since 2×2933994422 = 172166465131822728, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37642 + ... + 44762.
It is an arithmetic number, because the mean of its divisors is an integer number (11751300).
Almost surely, 2293399442 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 293399442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (376041600).
293399442 is an abundant number, since it is smaller than the sum of its proper divisors (458683758).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
293399442 is a wasteful number, since it uses less digits than its factorization.
293399442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7248 (or 7242 counting only the distinct ones).
The product of its digits is 419904, while the sum is 45.
The square root of 293399442 is about 17128.9066200969. The cubic root of 293399442 is about 664.4869066817.
It can be divided in two parts, 29339 and 9442, that added together give a triangular number (38781 = T278).
The spelling of 293399442 in words is "two hundred ninety-three million, three hundred ninety-nine thousand, four hundred forty-two".
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