Base | Representation |
---|---|
bin | 11011100100111001110000 |
3 | 111121021101020 |
4 | 123210321300 |
5 | 3322312130 |
6 | 414535440 |
7 | 115305630 |
oct | 33447160 |
9 | 14537336 |
10 | 7229040 |
11 | 4098315 |
12 | 2507580 |
13 | 1661550 |
14 | d626c0 |
15 | 97be10 |
hex | 6e4e70 |
7229040 has 160 divisors (see below), whose sum is σ = 27664896. Its totient is φ = 1520640.
The previous prime is 7229039. The next prime is 7229059. The reversal of 7229040 is 409227.
7229040 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×72290403 (a number of 22 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a self number, because there is not a number n which added to its sum of digits gives 7229040.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21675 + ... + 22005.
Almost surely, 27229040 is an apocalyptic number.
7229040 is a gapful number since it is divisible by the number (70) 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 7229040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13832448).
7229040 is an abundant number, since it is smaller than the sum of its proper divisors (20435856).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7229040 is a wasteful number, since it uses less digits than its factorization.
7229040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 367 (or 361 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 24.
The square root of 7229040 is about 2688.6874121028. The cubic root of 7229040 is about 193.3571380386.
The spelling of 7229040 in words is "seven million, two hundred twenty-nine thousand, forty".
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