Base | Representation |
---|---|
bin | 10001100001011… |
… | …111011111100100 |
3 | 202111012100210011 |
4 | 101201133133210 |
5 | 1100230224140 |
6 | 45101140004 |
7 | 10166615521 |
oct | 2141373744 |
9 | 674170704 |
10 | 293992420 |
11 | 140a50947 |
12 | 8255a604 |
13 | 48ba6517 |
14 | 2b08c148 |
15 | 1ac23cea |
hex | 1185f7e4 |
293992420 has 12 divisors (see below), whose sum is σ = 617384124. Its totient is φ = 117596960.
The previous prime is 293992411. The next prime is 293992423. The reversal of 293992420 is 24299392.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 159617956 + 134374464 = 12634^2 + 11592^2 .
It is not an unprimeable number, because it can be changed into a prime (293992423) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7349791 + ... + 7349830.
It is an arithmetic number, because the mean of its divisors is an integer number (51448677).
Almost surely, 2293992420 is an apocalyptic number.
293992420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
293992420 is an abundant number, since it is smaller than the sum of its proper divisors (323391704).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
293992420 is a wasteful number, since it uses less digits than its factorization.
293992420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14699630 (or 14699628 counting only the distinct ones).
The product of its (nonzero) digits is 69984, while the sum is 40.
The square root of 293992420 is about 17146.2071607688. The cubic root of 293992420 is about 664.9342615025.
It can be divided in two parts, 2939 and 92420, that added together give a palindrome (95359).
The spelling of 293992420 in words is "two hundred ninety-three million, nine hundred ninety-two thousand, four hundred twenty".
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