Base | Representation |
---|---|
bin | 10011000010000000100001 |
3 | 100101110120100 |
4 | 103002000201 |
5 | 2234121321 |
6 | 254533013 |
7 | 60256035 |
oct | 23020041 |
9 | 10343510 |
10 | 4988961 |
11 | 28a830a |
12 | 1807169 |
13 | 1058a63 |
14 | 93c1c5 |
15 | 688326 |
hex | 4c2021 |
4988961 has 12 divisors (see below), whose sum is σ = 7227792. Its totient is φ = 3316056.
The previous prime is 4988959. The next prime is 4988983. The reversal of 4988961 is 1698894.
It is not a de Polignac number, because 4988961 - 21 = 4988959 is a prime.
It is a Curzon number.
4988961 is a lucky number.
It is not an unprimeable number, because it can be changed into a prime (4988761) 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, 3610 + ... + 4796.
It is an arithmetic number, because the mean of its divisors is an integer number (602316).
Almost surely, 24988961 is an apocalyptic number.
It is an amenable number.
4988961 is a deficient number, since it is larger than the sum of its proper divisors (2238831).
4988961 is a wasteful number, since it uses less digits than its factorization.
4988961 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1660 (or 1657 counting only the distinct ones).
The product of its digits is 124416, while the sum is 45.
The square root of 4988961 is about 2233.5982181225. The cubic root of 4988961 is about 170.8716591121.
It can be divided in two parts, 498 and 8961, that multiplied together give a triangular number (4462578 = T2987).
The spelling of 4988961 in words is "four million, nine hundred eighty-eight thousand, nine hundred sixty-one".
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