Base | Representation |
---|---|
bin | 11001011111100… |
… | …100110101011010 |
3 | 1002210210210201100 |
4 | 121133210311122 |
5 | 1333443121423 |
6 | 110235132230 |
7 | 13412312223 |
oct | 3137446532 |
9 | 1083723640 |
10 | 427707738 |
11 | 1aa480177 |
12 | bb2a4076 |
13 | 6a7c3103 |
14 | 40b3824a |
15 | 27838343 |
hex | 197e4d5a |
427707738 has 24 divisors (see below), whose sum is σ = 938433600. Its totient is φ = 140764104.
The previous prime is 427707737. The next prime is 427707739. The reversal of 427707738 is 837707724.
It is an interprime number because it is at equal distance from previous prime (427707737) and next prime (427707739).
It is a junction number, because it is equal to n+sod(n) for n = 427707693 and 427707702.
It is not an unprimeable number, because it can be changed into a prime (427707733) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 148968 + ... + 151811.
It is an arithmetic number, because the mean of its divisors is an integer number (39101400).
Almost surely, 2427707738 is an apocalyptic number.
427707738 is an abundant number, since it is smaller than the sum of its proper divisors (510725862).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
427707738 is a wasteful number, since it uses less digits than its factorization.
427707738 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 300866 (or 300863 counting only the distinct ones).
The product of its (nonzero) digits is 460992, while the sum is 45.
The square root of 427707738 is about 20681.0961508330. The cubic root of 427707738 is about 753.4406292905.
The spelling of 427707738 in words is "four hundred twenty-seven million, seven hundred seven thousand, seven hundred thirty-eight".
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