Base | Representation |
---|---|
bin | 10010111110011110011001 |
3 | 100100201201100 |
4 | 102332132121 |
5 | 2233140424 |
6 | 254342013 |
7 | 60165612 |
oct | 22763631 |
9 | 10321640 |
10 | 4974489 |
11 | 2898453 |
12 | 17ba909 |
13 | 10522b0 |
14 | 936c09 |
15 | 683dc9 |
hex | 4be799 |
4974489 has 48 divisors (see below), whose sum is σ = 8530704. Its totient is φ = 2764800.
The previous prime is 4974479. The next prime is 4974491. The reversal of 4974489 is 9844794.
It can be written as a sum of positive squares in 8 ways, for example, as 1734489 + 3240000 = 1317^2 + 1800^2 .
It is not a de Polignac number, because 4974489 - 217 = 4843417 is a prime.
It is a super-2 number, since 2×49744892 = 49491081622242, which contains 22 as substring.
It is a Curzon number.
4974489 is a lucky number.
It is not an unprimeable number, because it can be changed into a prime (4974449) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 81519 + ... + 81579.
It is an arithmetic number, because the mean of its divisors is an integer number (177723).
Almost surely, 24974489 is an apocalyptic number.
It is an amenable number.
4974489 is a deficient number, since it is larger than the sum of its proper divisors (3556215).
4974489 is a wasteful number, since it uses less digits than its factorization.
4974489 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 138 (or 135 counting only the distinct ones).
The product of its digits is 290304, while the sum is 45.
The square root of 4974489 is about 2230.3562495709. The cubic root of 4974489 is about 170.7062773422.
The spelling of 4974489 in words is "four million, nine hundred seventy-four thousand, four hundred eighty-nine".
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