Base | Representation |
---|---|
bin | 1011000101110100100000 |
3 | 12110201020101 |
4 | 23011310200 |
5 | 1221014144 |
6 | 142152144 |
7 | 33466312 |
oct | 13056440 |
9 | 5421211 |
10 | 2907424 |
11 | 1706433 |
12 | b82654 |
13 | 7aa490 |
14 | 5597b2 |
15 | 3c66d4 |
hex | 2c5d20 |
2907424 has 48 divisors (see below), whose sum is σ = 6403320. Its totient is φ = 1290240.
The previous prime is 2907419. The next prime is 2907427. The reversal of 2907424 is 4247092.
It can be written as a sum of positive squares in 4 ways, for example, as 2371600 + 535824 = 1540^2 + 732^2 .
It is a super-2 number, since 2×29074242 = 16906228631552, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2907392 and 2907401.
It is not an unprimeable number, because it can be changed into a prime (2907427) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11944 + ... + 12184.
22907424 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2907424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3201660).
2907424 is an abundant number, since it is smaller than the sum of its proper divisors (3495896).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2907424 is a wasteful number, since it uses less digits than its factorization.
2907424 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 293 (or 285 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 28.
The square root of 2907424 is about 1705.1170047830. The cubic root of 2907424 is about 142.7259000356.
The spelling of 2907424 in words is "two million, nine hundred seven thousand, four hundred twenty-four".
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