Base | Representation |
---|---|
bin | 11100001111101100000100 |
3 | 111221011210001 |
4 | 130033230010 |
5 | 3343414132 |
6 | 422411044 |
7 | 116635600 |
oct | 34175404 |
9 | 14834701 |
10 | 7404292 |
11 | 41a7a55 |
12 | 2590a84 |
13 | 16c324c |
14 | daa500 |
15 | 9b3ce7 |
hex | 70fb04 |
7404292 has 36 divisors (see below), whose sum is σ = 15495564. Its totient is φ = 3084480.
The previous prime is 7404289. The next prime is 7404307. The reversal of 7404292 is 2924047.
It can be written as a sum of positive squares in 2 ways, for example, as 5597956 + 1806336 = 2366^2 + 1344^2 .
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a nialpdrome in base 14.
It is a self number, because there is not a number n which added to its sum of digits gives 7404292.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6742 + ... + 7762.
Almost surely, 27404292 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 7404292, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7747782).
7404292 is an abundant number, since it is smaller than the sum of its proper divisors (8091272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7404292 is a wasteful number, since it uses less digits than its factorization.
7404292 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1076 (or 1067 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 28.
The square root of 7404292 is about 2721.0828726814. The cubic root of 7404292 is about 194.9071835291.
The spelling of 7404292 in words is "seven million, four hundred four thousand, two hundred ninety-two".
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