Base | Representation |
---|---|
bin | 11010111111001110100000 |
3 | 111022102200200 |
4 | 122333032200 |
5 | 3302342340 |
6 | 411345200 |
7 | 114064002 |
oct | 32771640 |
9 | 14272620 |
10 | 7074720 |
11 | 3aa2384 |
12 | 2452200 |
13 | 1609233 |
14 | d22372 |
15 | 94b330 |
hex | 6bf3a0 |
7074720 has 144 divisors (see below), whose sum is σ = 25651080. Its totient is φ = 1775616.
The previous prime is 7074713. The next prime is 7074757. The reversal of 7074720 is 274707.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 5934096 + 1140624 = 2436^2 + 1068^2 .
It is a tau number, because it is divible by the number of its divisors (144).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 416152 + ... + 416168.
Almost surely, 27074720 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 7074720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12825540).
7074720 is an abundant number, since it is smaller than the sum of its proper divisors (18576360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7074720 is a wasteful number, since it uses less digits than its factorization.
7074720 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 72 (or 27 counting only the distinct ones).
The product of its (nonzero) digits is 2744, while the sum is 27.
The square root of 7074720 is about 2659.8345813227. The cubic root of 7074720 is about 191.9713498917.
The spelling of 7074720 in words is "seven million, seventy-four thousand, seven hundred twenty".
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