Base | Representation |
---|---|
bin | 1100010011100… |
… | …01100100110001 |
3 | 21012020101222012 |
4 | 12021301210301 |
5 | 202411210044 |
6 | 14124252305 |
7 | 2362255262 |
oct | 611614461 |
9 | 235211865 |
10 | 103225649 |
11 | 532a4a5a |
12 | 2a6a1095 |
13 | 18502a87 |
14 | d9d0969 |
15 | 90e059e |
hex | 6271931 |
103225649 has 4 divisors (see below), whose sum is σ = 109297764. Its totient is φ = 97153536.
The previous prime is 103225601. The next prime is 103225657. The reversal of 103225649 is 946522301.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 80425024 + 22800625 = 8968^2 + 4775^2 .
It is a cyclic number.
It is not a de Polignac number, because 103225649 - 28 = 103225393 is a prime.
It is a super-2 number, since 2×1032256492 = 21311069222942402, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (103225669) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3036032 + ... + 3036065.
It is an arithmetic number, because the mean of its divisors is an integer number (27324441).
Almost surely, 2103225649 is an apocalyptic number.
It is an amenable number.
103225649 is a deficient number, since it is larger than the sum of its proper divisors (6072115).
103225649 is an equidigital number, since it uses as much as digits as its factorization.
103225649 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6072114.
The product of its (nonzero) digits is 12960, while the sum is 32.
The square root of 103225649 is about 10160.0024114170. The cubic root of 103225649 is about 469.0968759530.
It can be divided in two parts, 1032256 and 49, that multiplied together give a square (50580544 = 71122).
The spelling of 103225649 in words is "one hundred three million, two hundred twenty-five thousand, six hundred forty-nine".
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