Base | Representation |
---|---|
bin | 10010110111110001000100 |
3 | 100022100000200 |
4 | 102313301010 |
5 | 2231301022 |
6 | 254010500 |
7 | 60022530 |
oct | 22676104 |
9 | 10270020 |
10 | 4947012 |
11 | 2879844 |
12 | 17a6a30 |
13 | 1042935 |
14 | 92abc0 |
15 | 67abac |
hex | 4b7c44 |
4947012 has 72 divisors (see below), whose sum is σ = 14554176. Its totient is φ = 1387584.
The previous prime is 4946989. The next prime is 4947013. The reversal of 4947012 is 2107494.
It is a happy number.
It is an alternating number because its digits alternate between even and odd.
It is not an unprimeable number, because it can be changed into a prime (4947013) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16738 + ... + 17030.
Almost surely, 24947012 is an apocalyptic number.
4947012 is a gapful number since it is divisible by the number (42) formed by its first and last digit.
4947012 is the 1407-th heptagonal number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 4947012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7277088).
4947012 is an abundant number, since it is smaller than the sum of its proper divisors (9607164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4947012 is a wasteful number, since it uses less digits than its factorization.
4947012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 377 (or 372 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 27.
The square root of 4947012 is about 2224.1879416992. The cubic root of 4947012 is about 170.3913934686.
The spelling of 4947012 in words is "four million, nine hundred forty-seven thousand, twelve".
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