Base | Representation |
---|---|
bin | 10010110111011111010000 |
3 | 100022021110110 |
4 | 102313133100 |
5 | 2231231442 |
6 | 254001320 |
7 | 60016311 |
oct | 22673720 |
9 | 10267413 |
10 | 4945872 |
11 | 28789a8 |
12 | 17a6240 |
13 | 1042269 |
14 | 92a608 |
15 | 67a69c |
hex | 4b77d0 |
4945872 has 40 divisors (see below), whose sum is σ = 12874176. Its totient is φ = 1636096.
The previous prime is 4945867. The next prime is 4945879. The reversal of 4945872 is 2785494.
It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.
It is an alternating number because its digits alternate between even and odd.
It is a self number, because there is not a number n which added to its sum of digits gives 4945872.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4945879) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7708 + ... + 8324.
Almost surely, 24945872 is an apocalyptic number.
It is an amenable number.
4945872 is an abundant number, since it is smaller than the sum of its proper divisors (7928304).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4945872 is a wasteful number, since it uses less digits than its factorization.
4945872 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 795 (or 789 counting only the distinct ones).
The product of its digits is 80640, while the sum is 39.
The square root of 4945872 is about 2223.9316536261. The cubic root of 4945872 is about 170.3783040110.
The spelling of 4945872 in words is "four million, nine hundred forty-five thousand, eight hundred seventy-two".
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