Base | Representation |
---|---|
bin | 10011000100101100100000 |
3 | 100102000200000 |
4 | 103010230200 |
5 | 2234444333 |
6 | 255100000 |
7 | 60333111 |
oct | 23045440 |
9 | 10360600 |
10 | 4999968 |
11 | 2905606 |
12 | 1811600 |
13 | 1060a7c |
14 | 942208 |
15 | 68b713 |
hex | 4c4b20 |
4999968 has 72 divisors (see below), whose sum is σ = 14768208. Its totient is φ = 1664064.
The previous prime is 4999963. The next prime is 4999999. The reversal of 4999968 is 8699994.
It is a happy number.
4999968 is a `hidden beast` number, since 499 + 99 + 68 = 666.
It is a tau number, because it is divible by the number of its divisors (72).
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a nude number because it is divisible by every one of its digits.
Its product of digits (1259712) is a multiple of the sum of its prime divisors (648).
It is not an unprimeable number, because it can be changed into a prime (4999961) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7455 + ... + 8097.
It is an arithmetic number, because the mean of its divisors is an integer number (205114).
Almost surely, 24999968 is an apocalyptic number.
4999968 is a gapful number since it is divisible by the number (48) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 4999968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7384104).
4999968 is an abundant number, since it is smaller than the sum of its proper divisors (9768240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4999968 is an equidigital number, since it uses as much as digits as its factorization.
4999968 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 668 (or 648 counting only the distinct ones).
The product of its digits is 1259712, while the sum is 54.
The square root of 4999968 is about 2236.0608220708. The cubic root of 4999968 is about 170.9972298720.
The spelling of 4999968 in words is "four million, nine hundred ninety-nine thousand, nine hundred sixty-eight".
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