Base | Representation |
---|---|
bin | 1101000011111100… |
… | …10100010111011100 |
3 | 200002201010121222101 |
4 | 12201332110113130 |
5 | 103330140413140 |
6 | 3115500454444 |
7 | 335526501064 |
oct | 64176242734 |
9 | 20081117871 |
10 | 7012435420 |
11 | 2a79378581 |
12 | 143854a424 |
13 | 879a6b193 |
14 | 4a74763a4 |
15 | 2b097399a |
hex | 1a1f945dc |
7012435420 has 24 divisors (see below), whose sum is σ = 14833610064. Its totient is φ = 2784498816.
The previous prime is 7012435403. The next prime is 7012435421. The reversal of 7012435420 is 245342107.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7012435421) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1276902 + ... + 1282381.
It is an arithmetic number, because the mean of its divisors is an integer number (618067086).
Almost surely, 27012435420 is an apocalyptic number.
It is an amenable number.
7012435420 is an abundant number, since it is smaller than the sum of its proper divisors (7821174644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7012435420 is a wasteful number, since it uses less digits than its factorization.
7012435420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2559429 (or 2559427 counting only the distinct ones).
The product of its (nonzero) digits is 6720, while the sum is 28.
The square root of 7012435420 is about 83740.2855261433. The cubic root of 7012435420 is about 1914.0632794459.
Adding to 7012435420 its reverse (245342107), we get a palindrome (7257777527).
The spelling of 7012435420 in words is "seven billion, twelve million, four hundred thirty-five thousand, four hundred twenty".
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