Base | Representation |
---|---|
bin | 1101001000011100… |
… | …00101000000001001 |
3 | 200012100001021011221 |
4 | 12210032011000021 |
5 | 103414312334400 |
6 | 3123324322041 |
7 | 336465020200 |
oct | 64416050011 |
9 | 20170037157 |
10 | 7050121225 |
11 | 2a98678474 |
12 | 14490a3321 |
13 | 884804584 |
14 | 4ac486237 |
15 | 2b3e19c1a |
hex | 1a4385009 |
7050121225 has 27 divisors (see below), whose sum is σ = 10173680967. Its totient is φ = 4832353680.
The previous prime is 7050121193. The next prime is 7050121231. The reversal of 7050121225 is 5221210507.
The square root of 7050121225 is 83965.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 2538043641 + 4512077584 = 50379^2 + 67172^2 .
It is not a de Polignac number, because 7050121225 - 25 = 7050121193 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 7050121225.
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 26 ways as a sum of consecutive naturals, for example, 2937576 + ... + 2939974.
Almost surely, 27050121225 is an apocalyptic number.
7050121225 is the 83965-th square number.
7050121225 is the 41983-rd centered octagonal number.
It is an amenable number.
7050121225 is a deficient number, since it is larger than the sum of its proper divisors (3123559742).
7050121225 is an frugal number, since it uses more digits than its factorization.
7050121225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4822 (or 2411 counting only the distinct ones).
The product of its (nonzero) digits is 1400, while the sum is 25.
The cubic root of 7050121225 is about 1917.4859696616.
Multiplying 7050121225 by its sum of digits (25), we get a square (176253030625 = 4198252).
7050121225 divided by its sum of digits (25) gives a square (282004849 = 167932).
The spelling of 7050121225 in words is "seven billion, fifty million, one hundred twenty-one thousand, two hundred twenty-five".
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